321404212321324 has 48 divisors (see below), whose sum is σ = 613886571567360. Its totient is φ = 146022185234240.

The previous prime is 321404212321303. The next prime is 321404212321393. The reversal of 321404212321324 is 423123212404123.

It is a super-2 number, since 2×321404212321324² (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 321404212321324.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2077076262 + ... + 2077230994.

It is an arithmetic number, because the mean of its divisors is an integer number (12789303574320).

Almost surely, 2^{321404212321324} is an apocalyptic number.

It is an amenable number.

321404212321324 is a deficient number, since it is larger than the sum of its proper divisors (292482359246036).

321404212321324 is a wasteful number, since it uses less digits than its factorization.

321404212321324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177270 (or 177268 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 321404212321324 its reverse (423123212404123), we get a palindrome (744527424725447).

The spelling of 321404212321324 in words is "three hundred twenty-one trillion, four hundred four billion, two hundred twelve million, three hundred twenty-one thousand, three hundred twenty-four".