Q: Is 20,211,221 a Palindrome?
A: No, the number 20,211,221 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:
20211221
Now we reverse it like this:
12211202
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 20211221 = 12211202?
Answer:
NO, so that means the number 20,211,221 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 20,211,219 | 20,211,220 | 20,211,222 | 20,211,223 |
Palindrome? | no | no | no | no |