321330113013 has 64 divisors (see below), whose sum is σ = 551781683712. Its totient is φ = 161800104960.

The previous prime is 321330112979. The next prime is 321330113023. The reversal of 321330113013 is 310311033123.

It is not a de Polignac number, because 321330113013 - 2⁸ = 321330112757 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321330113023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 235243 + ... + 835463.

It is an arithmetic number, because the mean of its divisors is an integer number (8621588808).

Almost surely, 2^321330113013 is an apocalyptic number.

It is an amenable number.

321330113013 is a deficient number, since it is larger than the sum of its proper divisors (230451570699).

321330113013 is a wasteful number, since it uses less digits than its factorization.

321330113013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600334.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 321330113013 its reverse (310311033123), we get a palindrome (631641146136).

The spelling of 321330113013 in words is "three hundred twenty-one billion, three hundred thirty million, one hundred thirteen thousand, thirteen".