431313214312 has 16 divisors (see below), whose sum is σ = 809571708900. Its totient is φ = 215427425280.

The previous prime is 431313214303. The next prime is 431313214349. The reversal of 431313214312 is 213412313134.

It can be written as a sum of positive squares in 2 ways, for example, as 409899574756 + 21413639556 = 640234^2 + 146334^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28639737 + ... + 28654792.

Almost surely, 2^431313214312 is an apocalyptic number.

It is an amenable number.

431313214312 is a deficient number, since it is larger than the sum of its proper divisors (378258494588).

431313214312 is a wasteful number, since it uses less digits than its factorization.

431313214312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57295476 (or 57295472 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

Adding to 431313214312 its reverse (213412313134), we get a palindrome (644725527446).

The spelling of 431313214312 in words is "four hundred thirty-one billion, three hundred thirteen million, two hundred fourteen thousand, three hundred twelve".