EN · English · Base 10
1,001
integer · decimal
one thousand one
British English
one thousand and one
Ordinal
one thousand first
How to Write 1,001 in Words
Integer · English · Base 10
Usage Examples
Bank Check
Pay to the order of ___________________
One thousand one and 00/100 and 00/100
DOLLARS $1,001.00
Legal Document
"The total amount of One thousand one (1,001) shall be payable within thirty (30) days of the invoice date."
Invoice / Receipt
Total Due: $1,001. Amount in words: One thousand one Dollars
In Currencies
$
US Dollar (USD)
one thousand one dollars
€
Euro (EUR)
one thousand one euros
£
British Pound (GBP)
one thousand one pounds
₹
Indian Rupee (INR)
one thousand one rupees
C$
Canadian Dollar (CAD)
one thousand one Canadian dollars
A$
Australian Dollar (AUD)
one thousand one Australian dollars
Fr.
Swiss Franc (CHF)
one thousand one Swiss francs
¥
Japanese Yen (JPY)
one thousand one yens
In 8 Languages
Frequently Asked
What is 1,001 in words?
1,001 in words is "one thousand one".
How do you write 1,001 on a check?
On a check, write "One thousand one and 00/100 Dollars" on the amount line. Draw a line to prevent alteration.
Is 1,001 a prime number?
No, 1,001 is not a prime number — it is composite.
What is 1,001 in binary?
1,001 in binary is 1111101001.