323321320323217 has 2 divisors, whose sum is σ = 323321320323218. Its totient is φ = 323321320323216.

The previous prime is 323321320323167. The next prime is 323321320323233. The reversal of 323321320323217 is 712323023123323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299042453608336 + 24278866714881 = 17292844^2 + 4927359^2 .

It is a cyclic number.

It is not a de Polignac number, because 323321320323217 - 2¹⁹ = 323321319798929 is a prime.

It is not a weakly prime, because it can be changed into another prime (323321320323917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161660660161608 + 161660660161609.

It is an arithmetic number, because the mean of its divisors is an integer number (161660660161609).

Almost surely, 2^{323321320323217} is an apocalyptic number.

It is an amenable number.

323321320323217 is a deficient number, since it is larger than the sum of its proper divisors (1).

323321320323217 is an equidigital number, since it uses as much as digits as its factorization.

323321320323217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 37.

The spelling of 323321320323217 in words is "three hundred twenty-three trillion, three hundred twenty-one billion, three hundred twenty million, three hundred twenty-three thousand, two hundred seventeen".