Number to Words — Free Online Tool
Type any integer up to 999,999,999,999,999 and instantly see it written out in English words, ordinal form (first, second, third...), and currency notation (e.g. 'one hundred dollars and fifty cents'). Useful for writing checks, legal documents, invoice amounts, and accessibility labels.
100% client-side. No uploads. Your data never leaves your browser.
How to use Number to Words
- Type a number into the input field (digits only, no commas needed).
- The word representation appears instantly in three formats: cardinal, ordinal, and currency.
- Copy any format with its Copy button.
- For currency, specify the currency name (default: dollars/cents).
Frequently Asked Questions
What is the maximum number supported?
Up to 999 trillion (999,999,999,999,999). Numbers beyond this range are not supported.
Can I convert decimal numbers?
Yes for currency mode (e.g. 10.50 → 'ten dollars and fifty cents'). For plain word conversion, only integers are supported.
What English dialect is used?
American English (billion = 10^9). British English uses a different scale for some large numbers.
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