13331001322320 has 160 divisors (see below), whose sum is σ = 46537313992704. Its totient is φ = 3127507622400.

The previous prime is 13331001322313. The next prime is 13331001322357. The reversal of 13331001322320 is 2322310013331.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 31 ways as a sum of consecutive naturals, for example, 81363672 + ... + 81527351.

Almost surely, 2^{13331001322320} is an apocalyptic number.

13331001322320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13331001322320 is an abundant number, since it is smaller than the sum of its proper divisors (33206312670384).

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

13331001322320 is a wasteful number, since it uses less digits than its factorization.

13331001322320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162891081 (or 162891075 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 13331001322320 its reverse (2322310013331), we get a palindrome (15653311335651).

The spelling of 13331001322320 in words is "thirteen trillion, three hundred thirty-one billion, one million, three hundred twenty-two thousand, three hundred twenty".