320020023111113 has 4 divisors (see below), whose sum is σ = 344636947965828. Its totient is φ = 295403098256400.

The previous prime is 320020023111091. The next prime is 320020023111119. The reversal of 320020023111113 is 311111320020023.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 215251533131209 + 104768489979904 = 14671453^2 + 10235648^2 .

It is a cyclic number.

It is not a de Polignac number, because 320020023111113 - 2¹⁴ = 320020023094729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320020023111119) 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, 12308462427338 + ... + 12308462427363.

It is an arithmetic number, because the mean of its divisors is an integer number (86159236991457).

Almost surely, 2^{320020023111113} is an apocalyptic number.

It is an amenable number.

320020023111113 is a deficient number, since it is larger than the sum of its proper divisors (24616924854715).

320020023111113 is a wasteful number, since it uses less digits than its factorization.

320020023111113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24616924854714.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 320020023111113 its reverse (311111320020023), we get a palindrome (631131343131136).

The spelling of 320020023111113 in words is "three hundred twenty trillion, twenty billion, twenty-three million, one hundred eleven thousand, one hundred thirteen".