321311143230304 has 12 divisors (see below), whose sum is σ = 632581313234724. Its totient is φ = 160655571615136.

The previous prime is 321311143230241. The next prime is 321311143230313. The reversal of 321311143230304 is 403032341113123.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5020486612942 + ... + 5020486613005.

It is an arithmetic number, because the mean of its divisors is an integer number (52715109436227).

Almost surely, 2^{321311143230304} is an apocalyptic number.

It is an amenable number.

321311143230304 is a deficient number, since it is larger than the sum of its proper divisors (311270170004420).

321311143230304 is a wasteful number, since it uses less digits than its factorization.

321311143230304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10040973225957 (or 10040973225949 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 321311143230304 its reverse (403032341113123), we get a palindrome (724343484343427).

The spelling of 321311143230304 in words is "three hundred twenty-one trillion, three hundred eleven billion, one hundred forty-three million, two hundred thirty thousand, three hundred four".