320000131333123 has 16 divisors (see below), whose sum is σ = 324935648128000. Its totient is φ = 315087912988992.

The previous prime is 320000131333081. The next prime is 320000131333147. The reversal of 320000131333123 is 321333131000023.

It is a cyclic number.

It is not a de Polignac number, because 320000131333123 - 2²¹ = 320000129235971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320000131333153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38673223 + ... + 46212751.

It is an arithmetic number, because the mean of its divisors is an integer number (20308478008000).

Almost surely, 2^{320000131333123} is an apocalyptic number.

320000131333123 is a deficient number, since it is larger than the sum of its proper divisors (4935516794877).

320000131333123 is an equidigital number, since it uses as much as digits as its factorization.

320000131333123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7541074.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 320000131333123 its reverse (321333131000023), we get a palindrome (641333262333146).

The spelling of 320000131333123 in words is "three hundred twenty trillion, one hundred thirty-one million, three hundred thirty-three thousand, one hundred twenty-three".