13021120132320 has 48 divisors (see below), whose sum is σ = 41016528418320. Its totient is φ = 3472298701824.

The previous prime is 13021120132303. The next prime is 13021120132379. The reversal of 13021120132320 is 2323102112031.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13563666325 + ... + 13563667284.

It is an arithmetic number, because the mean of its divisors is an integer number (854511008715).

Almost surely, 2^{13021120132320} is an apocalyptic number.

13021120132320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13021120132320 is an abundant number, since it is smaller than the sum of its proper divisors (27995408286000).

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

13021120132320 is a wasteful number, since it uses less digits than its factorization.

13021120132320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27127333627 (or 27127333619 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13021120132320 its reverse (2323102112031), we get a palindrome (15344222244351).

The spelling of 13021120132320 in words is "thirteen trillion, twenty-one billion, one hundred twenty million, one hundred thirty-two thousand, three hundred twenty".