320312112013013 has 16 divisors (see below), whose sum is σ = 326199806786880. Its totient is φ = 314457790622976.

The previous prime is 320312112012961. The next prime is 320312112013093. The reversal of 320312112013013 is 310310211213023.

It is a cyclic number.

It is not a de Polignac number, because 320312112013013 - 2¹⁰ = 320312112011989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320312112013013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320312112013093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48680258 + ... + 54867036.

It is an arithmetic number, because the mean of its divisors is an integer number (20387487924180).

Almost surely, 2^{320312112013013} is an apocalyptic number.

It is an amenable number.

320312112013013 is a deficient number, since it is larger than the sum of its proper divisors (5887694773867).

320312112013013 is a wasteful number, since it uses less digits than its factorization.

320312112013013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6189476.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 320312112013013 its reverse (310310211213023), we get a palindrome (630622323226036).

The spelling of 320312112013013 in words is "three hundred twenty trillion, three hundred twelve billion, one hundred twelve million, thirteen thousand, thirteen".