13312123321012 has 48 divisors (see below), whose sum is σ = 23725583380800. Its totient is φ = 6534449377280.

The previous prime is 13312123320953. The next prime is 13312123321031. The reversal of 13312123321012 is 21012332121331.

13312123321012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83654562 + ... + 83813542.

It is an arithmetic number, because the mean of its divisors is an integer number (494282987100).

Almost surely, 2^{13312123321012} is an apocalyptic number.

It is an amenable number.

13312123321012 is a deficient number, since it is larger than the sum of its proper divisors (10413460059788).

13312123321012 is a wasteful number, since it uses less digits than its factorization.

13312123321012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160656 (or 160654 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 13312123321012 its reverse (21012332121331), we get a palindrome (34324455442343).

The spelling of 13312123321012 in words is "thirteen trillion, three hundred twelve billion, one hundred twenty-three million, three hundred twenty-one thousand, twelve".