323202320234257 has 2 divisors, whose sum is σ = 323202320234258. Its totient is φ = 323202320234256.

The previous prime is 323202320234243. The next prime is 323202320234263. The reversal of 323202320234257 is 752432023202323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298863845207041 + 24338475027216 = 17287679^2 + 4933404^2 .

It is a cyclic number.

It is not a de Polignac number, because 323202320234257 - 2³⁵ = 323167960495889 is a prime.

It is not a weakly prime, because it can be changed into another prime (323202320234237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161601160117128 + 161601160117129.

It is an arithmetic number, because the mean of its divisors is an integer number (161601160117129).

Almost surely, 2^{323202320234257} is an apocalyptic number.

It is an amenable number.

323202320234257 is a deficient number, since it is larger than the sum of its proper divisors (1).

323202320234257 is an equidigital number, since it uses as much as digits as its factorization.

323202320234257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 40.

The spelling of 323202320234257 in words is "three hundred twenty-three trillion, two hundred two billion, three hundred twenty million, two hundred thirty-four thousand, two hundred fifty-seven".