320022302231 has 2 divisors, whose sum is σ = 320022302232. Its totient is φ = 320022302230.

The previous prime is 320022302179. The next prime is 320022302233. The reversal of 320022302231 is 132203220023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320022302231 - 2²⁶ = 319955193367 is a prime.

It is a super-2 number, since 2×320022302231² (a number of 24 digits) contains 22 as substring.

Together with 320022302233, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320022302233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160011151115 + 160011151116.

It is an arithmetic number, because the mean of its divisors is an integer number (160011151116).

Almost surely, 2^320022302231 is an apocalyptic number.

320022302231 is a deficient number, since it is larger than the sum of its proper divisors (1).

320022302231 is an equidigital number, since it uses as much as digits as its factorization.

320022302231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 320022302231 its reverse (132203220023), we get a palindrome (452225522254).

The spelling of 320022302231 in words is "three hundred twenty billion, twenty-two million, three hundred two thousand, two hundred thirty-one".