321324214213 has 2 divisors, whose sum is σ = 321324214214. Its totient is φ = 321324214212.

The previous prime is 321324214201. The next prime is 321324214217. The reversal of 321324214213 is 312412423123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 206299456804 + 115024757409 = 454202^2 + 339153^2 .

It is a cyclic number.

It is not a de Polignac number, because 321324214213 - 2²⁹ = 320787343301 is a prime.

It is a super-2 number, since 2×321324214213² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321324214217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160662107106 + 160662107107.

It is an arithmetic number, because the mean of its divisors is an integer number (160662107107).

Almost surely, 2^321324214213 is an apocalyptic number.

It is an amenable number.

321324214213 is a deficient number, since it is larger than the sum of its proper divisors (1).

321324214213 is an equidigital number, since it uses as much as digits as its factorization.

321324214213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 28.

Adding to 321324214213 its reverse (312412423123), we get a palindrome (633736637336).

The spelling of 321324214213 in words is "three hundred twenty-one billion, three hundred twenty-four million, two hundred fourteen thousand, two hundred thirteen".