431312012204 has 12 divisors (see below), whose sum is σ = 755424502728. Its totient is φ = 215476440000.

The previous prime is 431312012191. The next prime is 431312012213. The reversal of 431312012204 is 402210213134.

It is a self number, because there is not a number n which added to its sum of digits gives 431312012204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44886122 + ... + 44895729.

It is an arithmetic number, because the mean of its divisors is an integer number (62952041894).

Almost surely, 2^431312012204 is an apocalyptic number.

It is an amenable number.

431312012204 is a deficient number, since it is larger than the sum of its proper divisors (324112490524).

431312012204 is a wasteful number, since it uses less digits than its factorization.

431312012204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89783056 (or 89783054 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 431312012204 its reverse (402210213134), we get a palindrome (833522225338).

The spelling of 431312012204 in words is "four hundred thirty-one billion, three hundred twelve million, twelve thousand, two hundred four".