31012332200032 has 48 divisors (see below), whose sum is σ = 68049506049840. Its totient is φ = 13825931378688.

The previous prime is 31012332200021. The next prime is 31012332200081. The reversal of 31012332200032 is 23000223321013.

It is a junction number, because it is equal to n+sod(n) for n = 31012332199976 and 31012332200012.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1500199233 + ... + 1500219904.

It is an arithmetic number, because the mean of its divisors is an integer number (1417698042705).

Almost surely, 2^{31012332200032} is an apocalyptic number.

31012332200032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

31012332200032 is an abundant number, since it is smaller than the sum of its proper divisors (37037173849808).

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

31012332200032 is a wasteful number, since it uses less digits than its factorization.

31012332200032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000419183 (or 3000419175 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 31012332200032 its reverse (23000223321013), we get a palindrome (54012555521045).

The spelling of 31012332200032 in words is "thirty-one trillion, twelve billion, three hundred thirty-two million, two hundred thousand, thirty-two".