320000013111323 has 4 divisors (see below), whose sum is σ = 338823543294360. Its totient is φ = 301176482928288.

The previous prime is 320000013111319. The next prime is 320000013111403. The reversal of 320000013111323 is 323111310000023.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 320000013111323 - 2² = 320000013111319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320000013111295 and 320000013111304.

It is not an unprimeable number, because it can be changed into a prime (320000003111323) 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, 9411765091493 + ... + 9411765091526.

It is an arithmetic number, because the mean of its divisors is an integer number (84705885823590).

Almost surely, 2^{320000013111323} is an apocalyptic number.

320000013111323 is a deficient number, since it is larger than the sum of its proper divisors (18823530183037).

320000013111323 is a wasteful number, since it uses less digits than its factorization.

320000013111323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18823530183036.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 320000013111323 its reverse (323111310000023), we get a palindrome (643111323111346).

The spelling of 320000013111323 in words is "three hundred twenty trillion, thirteen million, one hundred eleven thousand, three hundred twenty-three".