320311002113 has 4 divisors (see below), whose sum is σ = 324365571840. Its totient is φ = 316256432388.

The previous prime is 320311002103. The next prime is 320311002149. The reversal of 320311002113 is 311200113023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320311002113 - 2⁴ = 320311002097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320311002091 and 320311002100.

It is not an unprimeable number, because it can be changed into a prime (320311002103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2027284745 + ... + 2027284902.

It is an arithmetic number, because the mean of its divisors is an integer number (81091392960).

Almost surely, 2^320311002113 is an apocalyptic number.

It is an amenable number.

320311002113 is a deficient number, since it is larger than the sum of its proper divisors (4054569727).

320311002113 is an equidigital number, since it uses as much as digits as its factorization.

320311002113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4054569726.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 320311002113 its reverse (311200113023), we get a palindrome (631511115136).

The spelling of 320311002113 in words is "three hundred twenty billion, three hundred eleven million, two thousand, one hundred thirteen".