31103313123204 has 36 divisors (see below), whose sum is σ = 89854015689984. Its totient is φ = 8886660892272.

The previous prime is 31103313123167. The next prime is 31103313123227. The reversal of 31103313123204 is 40232131330113.

31103313123204 is a `hidden beast` number, since 3 + 1 + 1 + 0 + 331 + 3 + 1 + 2 + 320 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61712922612 + ... + 61712923115.

Almost surely, 2^{31103313123204} is an apocalyptic number.

It is an amenable number.

31103313123204 is an abundant number, since it is smaller than the sum of its proper divisors (58750702566780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31103313123204 is a wasteful number, since it uses less digits than its factorization.

31103313123204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123425845744 (or 123425845739 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 31103313123204 its reverse (40232131330113), we get a palindrome (71335444453317).

The spelling of 31103313123204 in words is "thirty-one trillion, one hundred three billion, three hundred thirteen million, one hundred twenty-three thousand, two hundred four".