IF(NOT(ISNUMBER(A2)),"",CHOOSE(MID(TEXT(A2,"000000000000000"),1,1)+1,,"صد","دويست","سيصد","چهارصد","پانصد","ششصد","هفتصد","هشتصد","نهصد")
&IF(--MID(TEXT(A2,"000000000000000"),1,1)=0,,IF(AND(--MID(TEXT(A2,"000000000000000"),2,1)=0,--MID(TEXT(A2,"000000000000000"),3,1)=0),," و "))
&CHOOSE(MID(TEXT(A2,"000000000000000"),2,1)+1,,,"بيست","سي","چهل","پنجاه","شصت","هفتاد","هشتاد","نود")
&IF(OR(--MID(TEXT(A2,"000000000000000"),2,1)=0,--MID(TEXT(A2,"000000000000000"),2,1)=1,--MID(TEXT(A2,"000000000000000"),3,1)=0),," و ")
&IF(--MID(TEXT(A2,"000000000000000"),2,1)<>1,CHOOSE(MID(TEXT(A2,"000000000000000"),3,1)+1,,"يک","دو","سه","چهار","پنج","شش","هفت","هشت","نه"),CHOOSE(MID(TEXT(A2,"000000000000000"),3,1)+1,"ده","يازده","دوازده","سيزده","چهارده","پانزده","شانزده","هفده","هجده","نوزده"))
&IF(--MID(TEXT(A2,"000000000000000"),1,3)=0,,IF(--RIGHT(TEXT(A2,"000000000000000"),12)>0," تريليارد و "," تريليارد"))

&CHOOSE(MID(TEXT(A2,"000000000000000"),4,1)+1,,"صد","دويست","سيصد","چهارصد","پانصد","ششصد","هفتصد","هشتصد","نهصد")
&IF(--MID(TEXT(A2,"000000000000000"),4,1)=0,,IF(AND(--MID(TEXT(A2,"000000000000000"),5,1)=0,--MID(TEXT(A2,"000000000000000"),6,1)=0),," و "))
&CHOOSE(MID(TEXT(A2,"000000000000000"),5,1)+1,,,"بيست","سي","چهل","پنجاه","شصت","هفتاد","هشتاد","نود")
&IF(OR(--MID(TEXT(A2,"000000000000000"),5,1)=0,--MID(TEXT(A2,"000000000000000"),5,1)=1,--MID(TEXT(A2,"000000000000000"),6,1)=0),," و ")
&IF(--MID(TEXT(A2,"000000000000000"),5,1)<>1,CHOOSE(MID(TEXT(A2,"000000000000000"),6,1)+1,,"يک","دو","سه","چهار","پنج","شش","هفت","هشت","نه"),CHOOSE(MID(TEXT(A2,"000000000000000"),6,1)+1,"ده","يازده","دوازده","سيزده","چهارده","پانزده","شانزده","هفده","هجده","نوزده"))
&IF(--MID(TEXT(A2,"000000000000000"),4,3)=0,,IF(--RIGHT(TEXT(A2,"000000000000000"),9)>0," ميليارد و "," ميليارد"))

&CHOOSE(MID(TEXT(A2,"000000000000000"),7,1)+1,,"صد","دويست","سيصد","چهارصد","پانصد","ششصد","هفتصد","هشتصد","نهصد")
&IF(--MID(TEXT(A2,"000000000000000"),7,1)=0,,IF(AND(--MID(TEXT(A2,"000000000000000"),8,1)=0,--MID(TEXT(A2,"000000000000000"),9,1)=0),," و "))
&CHOOSE(MID(TEXT(A2,"000000000000000"),8,1)+1,,,"بيست","سي","چهل","پنجاه","شصت","هفتاد","هشتاد","نود")
&IF(OR(--MID(TEXT(A2,"000000000000000"),8,1)=0,--MID(TEXT(A2,"000000000000000"),8,1)=1,--MID(TEXT(A2,"000000000000000"),9,1)=0),," و ")
&IF(--MID(TEXT(A2,"000000000000000"),8,1)<>1,CHOOSE(MID(TEXT(A2,"000000000000000"),9,1)+1,,"يک","دو","سه","چهار","پنج","شش","هفت","هشت","نه"),CHOOSE(MID(TEXT(A2,"000000000000000"),9,1)+1,"ده","يازده","دوازده","سيزده","چهارده","پانزده","شانزده","هفده","هجده","نوزده"))
&IF(--MID(TEXT(A2,"000000000000000"),7,3)=0,,IF(--RIGHT(TEXT(A2,"000000000000000"),6)>0," ميليون و "," ميليون"))

&CHOOSE(MID(TEXT(A2,"000000000000000"),10,1)+1,,"صد","دويست","سيصد","چهارصد","پانصد","ششصد","هفتصد","هشتصد","نهصد")
&IF(--MID(TEXT(A2,"000000000000000"),10,1)=0,,IF(AND(--MID(TEXT(A2,"000000000000000"),11,1)=0,--MID(TEXT(A2,"000000000000000"),12,1)=0),," و "))
&CHOOSE(MID(TEXT(A2,"000000000000000"),11,1)+1,,,"بيست","سي","چهل","پنجاه","شصت","هفتاد","هشتاد","نود")
&IF(OR(--MID(TEXT(A2,"000000000000000"),11,1)=0,--MID(TEXT(A2,"000000000000000"),11,1)=1,--MID(TEXT(A2,"000000000000000"),12,1)=0),," و ")
&IF(--MID(TEXT(A2,"000000000000000"),11,1)<>1,CHOOSE(MID(TEXT(A2,"000000000000000"),12,1)+1,,"يک","دو","سه","چهار","پنج","شش","هفت","هشت","نه"),CHOOSE(MID(TEXT(A2,"000000000000000"),12,1)+1,"ده","يازده","دوازده","سيزده","چهارده","پانزده","شانزده","هفده","هجده","نوزده"))
&IF(--MID(TEXT(A2,"000000000000000"),10,3)=0,,IF(--RIGHT(TEXT(A2,"000000000000000"),3)>0," هزار و "," هزار"))

&IF(AND(--TEXT(A2,"000000000000000")=0,A2<>""),"صفر",CHOOSE(MID(TEXT(A2,"000000000000000"),13,1)+1,,"صد","دويست","سيصد","چهارصد","پانصد","ششصد","هفتصد","هشتصد","نهصد")
&IF(--MID(TEXT(A2,"000000000000000"),13,1)=0,,IF(AND(--MID(TEXT(A2,"000000000000000"),14,1)=0,--MID(TEXT(A2,"000000000000000"),15,1)=0),," و "))
&CHOOSE(MID(TEXT(A2,"000000000000000"),14,1)+1,,,"بيست","سي","چهل","پنجاه","شصت","هفتاد","هشتاد","نود")
&IF(OR(--MID(TEXT(A2,"000000000000000"),14,1)=0,--MID(TEXT(A2,"000000000000000"),14,1)=1,--MID(TEXT(A2,"000000000000000"),15,1)=0),," و ")
&IF(--MID(TEXT(A2,"000000000000000"),14,1)<>1,CHOOSE(MID(TEXT(A2,"000000000000000"),15,1)+1,,"يک","دو","سه","چهار","پنج","شش","هفت","هشت","نه"),CHOOSE(MID(TEXT(A2,"000000000000000"),15,1)+1,"ده","يازده","دوازده","سيزده","چهارده","پانزده","شانزده","هفده","هجده","نوزده"))))