431421222424 has 16 divisors (see below), whose sum is σ = 809096760000. Its totient is φ = 215662086432.

The previous prime is 431421222403. The next prime is 431421222457. The reversal of 431421222424 is 424222124134.

It is a super-2 number, since 2×431421222424² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6027799 + ... + 6098950.

It is an arithmetic number, because the mean of its divisors is an integer number (50568547500).

Almost surely, 2^431421222424 is an apocalyptic number.

It is an amenable number.

431421222424 is a deficient number, since it is larger than the sum of its proper divisors (377675537576).

431421222424 is a wasteful number, since it uses less digits than its factorization.

431421222424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12131202 (or 12131198 counting only the distinct ones).

The product of its digits is 24576, while the sum is 31.

Adding to 431421222424 its reverse (424222124134), we get a palindrome (855643346558).

The spelling of 431421222424 in words is "four hundred thirty-one billion, four hundred twenty-one million, two hundred twenty-two thousand, four hundred twenty-four".