320003112231 has 48 divisors (see below), whose sum is σ = 517992647328. Its totient is φ = 188656992000.

The previous prime is 320003112181. The next prime is 320003112257. The reversal of 320003112231 is 132211300023.

320003112231 is a `hidden beast` number, since 320 + 0 + 0 + 3 + 112 + 231 = 666.

It is not a de Polignac number, because 320003112231 - 2⁷ = 320003112103 is a prime.

It is a super-2 number, since 2×320003112231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320003112031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24539245 + ... + 24552281.

It is an arithmetic number, because the mean of its divisors is an integer number (10791513486).

Almost surely, 2^320003112231 is an apocalyptic number.

320003112231 is a deficient number, since it is larger than the sum of its proper divisors (197989535097).

320003112231 is a wasteful number, since it uses less digits than its factorization.

320003112231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19792 (or 19789 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 320003112231 its reverse (132211300023), we get a palindrome (452214412254).

It can be divided in two parts, 320003 and 112231, that added together give a palindrome (432234).

The spelling of 320003112231 in words is "three hundred twenty billion, three million, one hundred twelve thousand, two hundred thirty-one".