31323316883 has 2 divisors, whose sum is σ = 31323316884. Its totient is φ = 31323316882.

The previous prime is 31323316873. The next prime is 31323316891. The reversal of 31323316883 is 38861332313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31323316883 - 2⁸ = 31323316627 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31323316883.

It is not a weakly prime, because it can be changed into another prime (31323316823) 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, 15661658441 + 15661658442.

It is an arithmetic number, because the mean of its divisors is an integer number (15661658442).

Almost surely, 2^31323316883 is an apocalyptic number.

31323316883 is a deficient number, since it is larger than the sum of its proper divisors (1).

31323316883 is an equidigital number, since it uses as much as digits as its factorization.

31323316883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 41.

The spelling of 31323316883 in words is "thirty-one billion, three hundred twenty-three million, three hundred sixteen thousand, eight hundred eighty-three".