321230313222089 has 2 divisors, whose sum is σ = 321230313222090. Its totient is φ = 321230313222088.

The previous prime is 321230313222083. The next prime is 321230313222139. The reversal of 321230313222089 is 980222313032123.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311867123257600 + 9363189964489 = 17659760^2 + 3059933^2 .

It is a cyclic number.

It is not a de Polignac number, because 321230313222089 - 2³² = 321226018254793 is a prime.

It is a super-2 number, since 2×321230313222089² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (321230313222083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160615156611044 + 160615156611045.

It is an arithmetic number, because the mean of its divisors is an integer number (160615156611045).

Almost surely, 2^{321230313222089} is an apocalyptic number.

It is an amenable number.

321230313222089 is a deficient number, since it is larger than the sum of its proper divisors (1).

321230313222089 is an equidigital number, since it uses as much as digits as its factorization.

321230313222089 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 321230313222089 in words is "three hundred twenty-one trillion, two hundred thirty billion, three hundred thirteen million, two hundred twenty-two thousand, eighty-nine".