320023330231 has 24 divisors (see below), whose sum is σ = 353090017280. Its totient is φ = 289833342480.

The previous prime is 320023330213. The next prime is 320023330241. The reversal of 320023330231 is 132033320023.

It is not a de Polignac number, because 320023330231 - 2⁷ = 320023330103 is a prime.

It is a super-2 number, since 2×320023330231² (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 (320023330241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38613370 + ... + 38621656.

Almost surely, 2^320023330231 is an apocalyptic number.

320023330231 is a deficient number, since it is larger than the sum of its proper divisors (33066687049).

320023330231 is a wasteful number, since it uses less digits than its factorization.

320023330231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9475 (or 9464 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 320023330231 its reverse (132033320023), we get a palindrome (452056650254).

The spelling of 320023330231 in words is "three hundred twenty billion, twenty-three million, three hundred thirty thousand, two hundred thirty-one".