331201323020012 has 12 divisors (see below), whose sum is σ = 581019435863160. Its totient is φ = 165195769916256.

The previous prime is 331201323019913. The next prime is 331201323020021. The reversal of 331201323020012 is 210020323102133.

It is a self number, because there is not a number n which added to its sum of digits gives 331201323020012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101222896598 + ... + 101222899869.

It is an arithmetic number, because the mean of its divisors is an integer number (48418286321930).

Almost surely, 2^{331201323020012} is an apocalyptic number.

It is an amenable number.

331201323020012 is a deficient number, since it is larger than the sum of its proper divisors (249818112843148).

331201323020012 is a wasteful number, since it uses less digits than its factorization.

331201323020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202445796880 (or 202445796878 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 331201323020012 its reverse (210020323102133), we get a palindrome (541221646122145).

The spelling of 331201323020012 in words is "three hundred thirty-one trillion, two hundred one billion, three hundred twenty-three million, twenty thousand, twelve".