31133030103232 has 28 divisors (see below), whose sum is σ = 61783319435400. Its totient is φ = 15565579536896.

The previous prime is 31133030103209. The next prime is 31133030103251. The reversal of 31133030103232 is 23230103033113.

It is a junction number, because it is equal to n+sod(n) for n = 31133030103197 and 31133030103206.

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, 13543558 + ... + 15674629.

Almost surely, 2^{31133030103232} is an apocalyptic number.

31133030103232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

31133030103232 is a deficient number, since it is larger than the sum of its proper divisors (30650289332168).

31133030103232 is a wasteful number, since it uses less digits than its factorization.

31133030103232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29234848 (or 29234838 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 31133030103232 its reverse (23230103033113), we get a palindrome (54363133136345).

The spelling of 31133030103232 in words is "thirty-one trillion, one hundred thirty-three billion, thirty million, one hundred three thousand, two hundred thirty-two".