323213203020013 has 2 divisors, whose sum is σ = 323213203020014. Its totient is φ = 323213203020012.

The previous prime is 323213203019879. The next prime is 323213203020041. The reversal of 323213203020013 is 310020302312323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 274623130067049 + 48590072952964 = 16571757^2 + 6970658^2 .

It is a cyclic number.

It is not a de Polignac number, because 323213203020013 - 2⁹ = 323213203019501 is a prime.

It is a super-2 number, since 2×323213203020013² (a number of 30 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 323213203020013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323213203020053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606601510006 + 161606601510007.

It is an arithmetic number, because the mean of its divisors is an integer number (161606601510007).

Almost surely, 2^{323213203020013} is an apocalyptic number.

It is an amenable number.

323213203020013 is a deficient number, since it is larger than the sum of its proper divisors (1).

323213203020013 is an equidigital number, since it uses as much as digits as its factorization.

323213203020013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 323213203020013 its reverse (310020302312323), we get a palindrome (633233505332336).

The spelling of 323213203020013 in words is "three hundred twenty-three trillion, two hundred thirteen billion, two hundred three million, twenty thousand, thirteen".