Q: Is 221,636,001 a Palindrome?
A: No, the number 221,636,001 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:
221636001
Now we reverse it like this:
100636122
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 221636001 = 100636122?
Answer:
NO, so that means the number 221,636,001 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
| Number | 221,635,999 | 221,636,000 | 221,636,002 | 221,636,003 |
| Palindrome? | no | no | no | no |