EN · English · Base 10
321
integer · decimal
three hundred twenty-one
British English
three hundred twenty-one
Ordinal
three hundred twenty-first
How to Write 321 in Words
Integer · English · Base 10
Usage Examples
Bank Check
Pay to the order of ___________________
Three hundred twenty-one and 00/100 and 00/100
DOLLARS $321.00
Legal Document
"The total amount of Three hundred twenty-one (321) shall be payable within thirty (30) days of the invoice date."
Invoice / Receipt
Total Due: $321. Amount in words: Three hundred twenty-one Dollars
In Currencies
$
US Dollar (USD)
three hundred twenty-one dollars
€
Euro (EUR)
three hundred twenty-one euros
£
British Pound (GBP)
three hundred twenty-one pounds
₹
Indian Rupee (INR)
three hundred twenty-one rupees
C$
Canadian Dollar (CAD)
three hundred twenty-one Canadian dollars
A$
Australian Dollar (AUD)
three hundred twenty-one Australian dollars
Fr.
Swiss Franc (CHF)
three hundred twenty-one Swiss francs
¥
Japanese Yen (JPY)
three hundred twenty-one yens
In 8 Languages
Frequently Asked
What is 321 in words?
321 in words is "three hundred twenty-one".
How do you write 321 on a check?
On a check, write "Three hundred twenty-one and 00/100 Dollars" on the amount line. Draw a line to prevent alteration.
Is 321 a prime number?
No, 321 is not a prime number — it is composite.
What is 321 in binary?
321 in binary is 101000001.