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A special number

Puzzling Asked on March 23, 2021

Here is a nice puzzle from my friend.

Can you find a number that is a product of two consecutive primes and when multiplied by its own reversal produces a palindrome? The answer may surprise you. No computers please.

One Answer

I didn't use programming but used a calculator. I think the answer is

First I observed that

Therefore

So I started searching for


After finding this answer, I decided to check if there are other possible answers (of course using a program).

Turns out there are two more:

The program used:

I still like my original answer the most, because

Correct answer by Bubbler on March 23, 2021

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