331320000012 has 48 divisors (see below), whose sum is σ = 774790759680. Its totient is φ = 110195736768.

The previous prime is 331319999951. The next prime is 331320000043. The reversal of 331320000012 is 210000023133.

It is a junction number, because it is equal to n+sod(n) for n = 331319999946 and 331320000000.

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 15 ways as a sum of consecutive naturals, for example, 29861938 + ... + 29873030.

It is an arithmetic number, because the mean of its divisors is an integer number (16141474160).

Almost surely, 2^331320000012 is an apocalyptic number.

It is an amenable number.

331320000012 is an abundant number, since it is smaller than the sum of its proper divisors (443470759668).

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

331320000012 is a wasteful number, since it uses less digits than its factorization.

331320000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16382 (or 16380 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 331320000012 its reverse (210000023133), we get a palindrome (541320023145).

The spelling of 331320000012 in words is "three hundred thirty-one billion, three hundred twenty million, twelve", and thus it is an aban number.