320232013111305 has 12 divisors (see below), whose sum is σ = 555068822726340. Its totient is φ = 170790406992672.

The previous prime is 320232013111289. The next prime is 320232013111327. The reversal of 320232013111305 is 503111310232023.

320232013111305 is a `hidden beast` number, since 3 + 2 + 0 + 2 + 320 + 1 + 31 + 1 + 1 + 305 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 246569479805961 + 73662533305344 = 15702531^2 + 8582688^2 .

It is not a de Polignac number, because 320232013111305 - 2⁴ = 320232013111289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3558133478970 + ... + 3558133479059.

It is an arithmetic number, because the mean of its divisors is an integer number (46255735227195).

Almost surely, 2^{320232013111305} is an apocalyptic number.

It is an amenable number.

320232013111305 is a deficient number, since it is larger than the sum of its proper divisors (234836809615035).

320232013111305 is a wasteful number, since it uses less digits than its factorization.

320232013111305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7116266958040 (or 7116266958037 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

Adding to 320232013111305 its reverse (503111310232023), we get a palindrome (823343323343328).

The spelling of 320232013111305 in words is "three hundred twenty trillion, two hundred thirty-two billion, thirteen million, one hundred eleven thousand, three hundred five".