321304112133 has 16 divisors (see below), whose sum is σ = 432682658496. Its totient is φ = 212064502400.

The previous prime is 321304112081. The next prime is 321304112159. The reversal of 321304112133 is 331211403123.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321304112133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321304112533) 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, 4397566 + ... + 4470032.

It is an arithmetic number, because the mean of its divisors is an integer number (27042666156).

Almost surely, 2^321304112133 is an apocalyptic number.

It is an amenable number.

321304112133 is a deficient number, since it is larger than the sum of its proper divisors (111378546363).

321304112133 is a wasteful number, since it uses less digits than its factorization.

321304112133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87204.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 321304112133 its reverse (331211403123), we get a palindrome (652515515256).

The spelling of 321304112133 in words is "three hundred twenty-one billion, three hundred four million, one hundred twelve thousand, one hundred thirty-three".