320023301231 has 8 divisors (see below), whose sum is σ = 322207869984. Its totient is φ = 317841926400.

The previous prime is 320023301161. The next prime is 320023301251. The reversal of 320023301231 is 132103320023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320023301231 - 2¹⁸ = 320023039087 is a prime.

It is a super-2 number, since 2×320023301231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320023301251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597230 + ... + 998363.

It is an arithmetic number, because the mean of its divisors is an integer number (40275983748).

Almost surely, 2^320023301231 is an apocalyptic number.

320023301231 is a deficient number, since it is larger than the sum of its proper divisors (2184568753).

320023301231 is a wasteful number, since it uses less digits than its factorization.

320023301231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596961.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 320023301231 its reverse (132103320023), we get a palindrome (452126621254).

The spelling of 320023301231 in words is "three hundred twenty billion, twenty-three million, three hundred one thousand, two hundred thirty-one".