31320323323 has 2 divisors, whose sum is σ = 31320323324. Its totient is φ = 31320323322.

The previous prime is 31320323317. The next prime is 31320323329. The reversal of 31320323323 is 32332302313.

It is a balanced prime because it is at equal distance from previous prime (31320323317) and next prime (31320323329).

It is a cyclic number.

It is not a de Polignac number, because 31320323323 - 2⁵ = 31320323291 is a prime.

It is not a weakly prime, because it can be changed into another prime (31320323329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15660161661 + 15660161662.

It is an arithmetic number, because the mean of its divisors is an integer number (15660161662).

Almost surely, 2^31320323323 is an apocalyptic number.

31320323323 is a deficient number, since it is larger than the sum of its proper divisors (1).

31320323323 is an equidigital number, since it uses as much as digits as its factorization.

31320323323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 31320323323 its reverse (32332302313), we get a palindrome (63652625636).

The spelling of 31320323323 in words is "thirty-one billion, three hundred twenty million, three hundred twenty-three thousand, three hundred twenty-three".