31304443204204 has 12 divisors (see below), whose sum is σ = 54961221132664. Its totient is φ = 15601237166304.

The previous prime is 31304443204193. The next prime is 31304443204211. The reversal of 31304443204204 is 40240234440313.

It is a self number, because there is not a number n which added to its sum of digits gives 31304443204204.

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, 12746107569 + ... + 12746110024.

Almost surely, 2^{31304443204204} is an apocalyptic number.

It is an amenable number.

31304443204204 is a deficient number, since it is larger than the sum of its proper divisors (23656777928460).

31304443204204 is a wasteful number, since it uses less digits than its factorization.

31304443204204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25492217904 (or 25492217902 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 31304443204204 its reverse (40240234440313), we get a palindrome (71544677644517).

The spelling of 31304443204204 in words is "thirty-one trillion, three hundred four billion, four hundred forty-three million, two hundred four thousand, two hundred four".