122310333989 has 2 divisors, whose sum is σ = 122310333990. Its totient is φ = 122310333988.

The previous prime is 122310333979. The next prime is 122310334021. The reversal of 122310333989 is 989333013221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73798068964 + 48512265025 = 271658^2 + 220255^2 .

It is a cyclic number.

It is not a de Polignac number, because 122310333989 - 2²⁴ = 122293556773 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122310333949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61155166994 + 61155166995.

It is an arithmetic number, because the mean of its divisors is an integer number (61155166995).

Almost surely, 2^122310333989 is an apocalyptic number.

It is an amenable number.

122310333989 is a deficient number, since it is larger than the sum of its proper divisors (1).

122310333989 is an equidigital number, since it uses as much as digits as its factorization.

122310333989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 122310333989 in words is "one hundred twenty-two billion, three hundred ten million, three hundred thirty-three thousand, nine hundred eighty-nine".