All Tools VerseReverse Digits of a Number
Reverse the digits of a whole number, with the minus sign kept in front and the order flipped.
- Runs in your browser
- Nothing uploaded
- Free, no sign-up
Processed locally in your browser. Your text never leaves this tab.
How to Use Reverse Digits of a Number
- Enter a whole number. A positive or negative integer.
- Reverse the digits. The digit order is flipped, and a minus sign stays in front.
- Read the result. For example, 1200 becomes 0021.
- Copy the result. Click Copy result. It all runs in your browser.
Frequently Asked Questions
What happens to a minus sign?
It stays at the front. Only the digits are reversed, so -53 becomes -35.
Are leading zeros kept after reversing?
Yes. Reversing 1200 gives 0021, since the tool flips the digit order exactly without dropping zeros.
Does it work with very long numbers?
Yes. The reversal is done on the digits as text, so even very long numbers reverse correctly.
What is digit reversal used for?
Number puzzles, checking palindromes, and simple transformations in maths exercises.
Is anything uploaded?
No. The reversal runs in your browser, so nothing leaves the tab.
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