Adding to 42042213525371 its reverse (17352531224024), we get a palindrome (59394744749395).
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is a Chen prime.
Almost surely, 242042213525371 is an apocalyptic number.
42042213525371 is an equidigital number, since it uses as much as digits as its factorization.
42042213525371 is an odious number, because the sum of its binary digits is odd.
The spelling of 42042213525371 in words is "forty-two trillion, forty-two billion, two hundred thirteen million, five hundred twenty-five thousand, three hundred seventy-one".