13321321000312 has 32 divisors (see below), whose sum is σ = 26902088589600. Its totient is φ = 6147555179904.

The previous prime is 13321321000249. The next prime is 13321321000343. The reversal of 13321321000312 is 21300012312331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6918612 + ... + 8631907.

It is an arithmetic number, because the mean of its divisors is an integer number (840690268425).

Almost surely, 2^{13321321000312} is an apocalyptic number.

It is an amenable number.

13321321000312 is an abundant number, since it is smaller than the sum of its proper divisors (13580767589288).

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

13321321000312 is a wasteful number, since it uses less digits than its factorization.

13321321000312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15558775 (or 15558771 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13321321000312 its reverse (21300012312331), we get a palindrome (34621333312643).

The spelling of 13321321000312 in words is "thirteen trillion, three hundred twenty-one billion, three hundred twenty-one million, three hundred twelve", and thus it is an aban number.