323213311330331 has 2 divisors, whose sum is σ = 323213311330332. Its totient is φ = 323213311330330.

The previous prime is 323213311330267. The next prime is 323213311330333. The reversal of 323213311330331 is 133033113312323.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 323213311330331 - 2⁶ = 323213311330267 is a prime.

It is a super-2 number, since 2×323213311330331² (a number of 30 digits) contains 22 as substring.

Together with 323213311330333, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (323213311330333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606655665165 + 161606655665166.

It is an arithmetic number, because the mean of its divisors is an integer number (161606655665166).

Almost surely, 2^{323213311330331} is an apocalyptic number.

323213311330331 is a deficient number, since it is larger than the sum of its proper divisors (1).

323213311330331 is an equidigital number, since it uses as much as digits as its factorization.

323213311330331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 32.

Adding to 323213311330331 its reverse (133033113312323), we get a palindrome (456246424642654).

The spelling of 323213311330331 in words is "three hundred twenty-three trillion, two hundred thirteen billion, three hundred eleven million, three hundred thirty thousand, three hundred thirty-one".