322398009919 has 2 divisors, whose sum is σ = 322398009920. Its totient is φ = 322398009918.

The previous prime is 322398009887. The next prime is 322398009929. The reversal of 322398009919 is 919900893223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 322398009919 - 2⁵ = 322398009887 is a prime.

It is a super-2 number, since 2×322398009919² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 322398009919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322398009929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161199004959 + 161199004960.

It is an arithmetic number, because the mean of its divisors is an integer number (161199004960).

Almost surely, 2^322398009919 is an apocalyptic number.

322398009919 is a deficient number, since it is larger than the sum of its proper divisors (1).

322398009919 is an equidigital number, since it uses as much as digits as its factorization.

322398009919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1889568, while the sum is 55.

The spelling of 322398009919 in words is "three hundred twenty-two billion, three hundred ninety-eight million, nine thousand, nine hundred nineteen".