331000112321 has 16 divisors (see below), whose sum is σ = 333086515200. Its totient is φ = 328922533968.

The previous prime is 331000112309. The next prime is 331000112347. The reversal of 331000112321 is 123211000133.

It is a cyclic number.

It is not a de Polignac number, because 331000112321 - 2⁶ = 331000112257 is a prime.

It is a super-2 number, since 2×331000112321² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331000112321.

It is not an unprimeable number, because it can be changed into a prime (331000115321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204446450 + ... + 204448068.

It is an arithmetic number, because the mean of its divisors is an integer number (20817907200).

Almost surely, 2^331000112321 is an apocalyptic number.

It is an amenable number.

331000112321 is a deficient number, since it is larger than the sum of its proper divisors (2086402879).

331000112321 is a wasteful number, since it uses less digits than its factorization.

331000112321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3628.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 331000112321 its reverse (123211000133), we get a palindrome (454211112454).

The spelling of 331000112321 in words is "three hundred thirty-one billion, one hundred twelve thousand, three hundred twenty-one".