Q: Is 210,555,221 a Palindrome?

How is 210,555,221 not a palindrome number?

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:

210555221

Now we reverse it like this:

122555012

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 210555221 = 122555012?

Answer:

NO, so that means the number 210,555,221 is not a palindrome!

More Examples

Here are more examples of potential palindrome numbers in sequence: