320113404311023 has 4 divisors (see below), whose sum is σ = 320113440416200. Its totient is φ = 320113368205848.

The previous prime is 320113404310969. The next prime is 320113404311087.

320113404311023 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 320113404311023 - 2³⁷ = 319975965357551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320113404310982 and 320113404311000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320113404311923) 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, 5419261 + ... + 25876537.

It is an arithmetic number, because the mean of its divisors is an integer number (80028360104050).

Almost surely, 2^{320113404311023} is an apocalyptic number.

320113404311023 is a deficient number, since it is larger than the sum of its proper divisors (36105177).

320113404311023 is a wasteful number, since it uses less digits than its factorization.

320113404311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36105176.

The product of its (nonzero) digits is 5184, while the sum is 28.

It can be divided in two parts, 32011340 and 4311023, that added together give a palindrome (36322363).

The spelling of 320113404311023 in words is "three hundred twenty trillion, one hundred thirteen billion, four hundred four million, three hundred eleven thousand, twenty-three".