320322112031 has 2 divisors, whose sum is σ = 320322112032. Its totient is φ = 320322112030.

The previous prime is 320322111929. The next prime is 320322112039. The reversal of 320322112031 is 130211223023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320322112031 - 2³⁸ = 45444205087 is a prime.

It is a super-2 number, since 2×320322112031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320322111994 and 320322112012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320322112039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160161056015 + 160161056016.

It is an arithmetic number, because the mean of its divisors is an integer number (160161056016).

Almost surely, 2^320322112031 is an apocalyptic number.

320322112031 is a deficient number, since it is larger than the sum of its proper divisors (1).

320322112031 is an equidigital number, since it uses as much as digits as its factorization.

320322112031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 320322112031 its reverse (130211223023), we get a palindrome (450533335054).

The spelling of 320322112031 in words is "three hundred twenty billion, three hundred twenty-two million, one hundred twelve thousand, thirty-one".