Q: Is 122,209,999 a Palindrome?
A: No, the number 122,209,999 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:
122209999
Now we reverse it like this:
999902221
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 122209999 = 999902221?
Answer:
NO, so that means the number 122,209,999 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
| Number | 122,209,997 | 122,209,998 | 122,210,000 | 122,210,001 |
| Palindrome? | no | no | no | no |