321322223099 has 2 divisors, whose sum is σ = 321322223100. Its totient is φ = 321322223098.

The previous prime is 321322223087. The next prime is 321322223141. The reversal of 321322223099 is 990322223123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321322223099 - 2²⁰ = 321321174523 is a prime.

It is not a weakly prime, because it can be changed into another prime (321322223039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160661111549 + 160661111550.

It is an arithmetic number, because the mean of its divisors is an integer number (160661111550).

Almost surely, 2^321322223099 is an apocalyptic number.

321322223099 is a deficient number, since it is larger than the sum of its proper divisors (1).

321322223099 is an equidigital number, since it uses as much as digits as its factorization.

321322223099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 321322223099 in words is "three hundred twenty-one billion, three hundred twenty-two million, two hundred twenty-three thousand, ninety-nine".