312033323112 has 32 divisors (see below), whose sum is σ = 891523780800. Its totient is φ = 89152377984.

The previous prime is 312033323111. The next prime is 312033323131. The reversal of 312033323112 is 211323330213.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (312033323111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 928670437 + ... + 928670772.

It is an arithmetic number, because the mean of its divisors is an integer number (27860118150).

Almost surely, 2^312033323112 is an apocalyptic number.

It is an amenable number.

312033323112 is an abundant number, since it is smaller than the sum of its proper divisors (579490457688).

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

312033323112 is a wasteful number, since it uses less digits than its factorization.

312033323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857341225 (or 1857341221 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 312033323112 its reverse (211323330213), we get a palindrome (523356653325).

The spelling of 312033323112 in words is "three hundred twelve billion, thirty-three million, three hundred twenty-three thousand, one hundred twelve".