323203211302313 has 2 divisors, whose sum is σ = 323203211302314. Its totient is φ = 323203211302312.

The previous prime is 323203211302259. The next prime is 323203211302327. The reversal of 323203211302313 is 313203112302323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 285094850101504 + 38108361200809 = 16884752^2 + 6173197^2 .

It is a cyclic number.

It is not a de Polignac number, because 323203211302313 - 2¹² = 323203211298217 is a prime.

It is a super-2 number, since 2×323203211302313² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (323203211302333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161601605651156 + 161601605651157.

It is an arithmetic number, because the mean of its divisors is an integer number (161601605651157).

Almost surely, 2^{323203211302313} is an apocalyptic number.

It is an amenable number.

323203211302313 is a deficient number, since it is larger than the sum of its proper divisors (1).

323203211302313 is an equidigital number, since it uses as much as digits as its factorization.

323203211302313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 323203211302313 its reverse (313203112302323), we get a palindrome (636406323604636).

The spelling of 323203211302313 in words is "three hundred twenty-three trillion, two hundred three billion, two hundred eleven million, three hundred two thousand, three hundred thirteen".