323222309989 has 2 divisors, whose sum is σ = 323222309990. Its totient is φ = 323222309988.

The previous prime is 323222309981. The next prime is 323222310029. The reversal of 323222309989 is 989903222323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 162066630625 + 161155679364 = 402575^2 + 401442^2 .

It is a cyclic number.

It is not a de Polignac number, because 323222309989 - 2³ = 323222309981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323222309981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161611154994 + 161611154995.

It is an arithmetic number, because the mean of its divisors is an integer number (161611154995).

Almost surely, 2^323222309989 is an apocalyptic number.

It is an amenable number.

323222309989 is a deficient number, since it is larger than the sum of its proper divisors (1).

323222309989 is an equidigital number, since it uses as much as digits as its factorization.

323222309989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2519424, while the sum is 52.

The spelling of 323222309989 in words is "three hundred twenty-three billion, two hundred twenty-two million, three hundred nine thousand, nine hundred eighty-nine".