Q: Is 121,221,331 a Palindrome?
A: No, the number 121,221,331 is not a palindrome.
A palindromic number is number that remains the same when its digits are reversed.
Here's how to check if a number is a palindrome:
Step 1
Take the original number and reverse it.
Here is the original number color coded:
121221331
Now we reverse it like this:
133122121
Notice the colors are going in the opposite direction now
Step 2
Compare the two numbers. If they are exactly the same then the number is a palindrome.
Is 121221331 = 133122121?
Answer:
NO, so that means the number 121,221,331 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 121,221,329 | 121,221,330 | 121,221,332 | 121,221,333 |
Palindrome? | no | no | no | no |