31033955522372 has 12 divisors (see below), whose sum is σ = 59246642360976. Its totient is φ = 14106343419240.

The previous prime is 31033955522369. The next prime is 31033955522431. The reversal of 31033955522372 is 27322555933013.

It is a self number, because there is not a number n which added to its sum of digits gives 31033955522372.

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 3 ways as a sum of consecutive naturals, for example, 352658585438 + ... + 352658585525.

It is an arithmetic number, because the mean of its divisors is an integer number (4937220196748).

Almost surely, 2^{31033955522372} is an apocalyptic number.

It is an amenable number.

31033955522372 is a deficient number, since it is larger than the sum of its proper divisors (28212686838604).

31033955522372 is a wasteful number, since it uses less digits than its factorization.

31033955522372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705317170978 (or 705317170976 counting only the distinct ones).

The product of its (nonzero) digits is 5103000, while the sum is 50.

The spelling of 31033955522372 in words is "thirty-one trillion, thirty-three billion, nine hundred fifty-five million, five hundred twenty-two thousand, three hundred seventy-two".