320332111203031 has 2 divisors, whose sum is σ = 320332111203032. Its totient is φ = 320332111203030.

The previous prime is 320332111203023. The next prime is 320332111203047. The reversal of 320332111203031 is 130302111233023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320332111203031 - 2³ = 320332111203023 is a prime.

It is a super-2 number, since 2×320332111203031² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320332111202987 and 320332111203005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320332111203061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160166055601515 + 160166055601516.

It is an arithmetic number, because the mean of its divisors is an integer number (160166055601516).

Almost surely, 2^{320332111203031} is an apocalyptic number.

320332111203031 is a deficient number, since it is larger than the sum of its proper divisors (1).

320332111203031 is an equidigital number, since it uses as much as digits as its factorization.

320332111203031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 320332111203031 its reverse (130302111233023), we get a palindrome (450634222436054).

The spelling of 320332111203031 in words is "three hundred twenty trillion, three hundred thirty-two billion, one hundred eleven million, two hundred three thousand, thirty-one".