331132313112 has 64 divisors (see below), whose sum is σ = 854656358400. Its totient is φ = 106831935360.

The previous prime is 331132313087. The next prime is 331132313117. The reversal of 331132313112 is 211313231133.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331132313117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 806562 + ... + 1145777.

It is an arithmetic number, because the mean of its divisors is an integer number (13354005600).

Almost surely, 2^331132313112 is an apocalyptic number.

It is an amenable number.

331132313112 is an abundant number, since it is smaller than the sum of its proper divisors (523524045288).

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

331132313112 is a wasteful number, since it uses less digits than its factorization.

331132313112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952576 (or 1952572 counting only the distinct ones).

The product of its digits is 972, while the sum is 24.

Adding to 331132313112 its reverse (211313231133), we get a palindrome (542445544245).

The spelling of 331132313112 in words is "three hundred thirty-one billion, one hundred thirty-two million, three hundred thirteen thousand, one hundred twelve".