321044413013 has 8 divisors (see below), whose sum is σ = 321472905600. Its totient is φ = 320616031248.

The previous prime is 321044412989. The next prime is 321044413021. The reversal of 321044413013 is 310314440123.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321044413013 - 2³⁶ = 252324936277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321044433013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6909503 + ... + 6955811.

It is an arithmetic number, because the mean of its divisors is an integer number (40184113200).

Almost surely, 2^321044413013 is an apocalyptic number.

It is an amenable number.

321044413013 is a deficient number, since it is larger than the sum of its proper divisors (428492587).

321044413013 is an equidigital number, since it uses as much as digits as its factorization.

321044413013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55411.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 321044413013 its reverse (310314440123), we get a palindrome (631358853136).

The spelling of 321044413013 in words is "three hundred twenty-one billion, forty-four million, four hundred thirteen thousand, thirteen".