12321134013 has 8 divisors (see below), whose sum is σ = 17394542208. Its totient is φ = 7730907584.

The previous prime is 12321133999. The next prime is 12321134087. The reversal of 12321134013 is 31043112321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12321134013 - 2²⁵ = 12287579581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321134113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120795381 + ... + 120795482.

It is an arithmetic number, because the mean of its divisors is an integer number (2174317776).

Almost surely, 2^12321134013 is an apocalyptic number.

It is an amenable number.

12321134013 is a deficient number, since it is larger than the sum of its proper divisors (5073408195).

12321134013 is a wasteful number, since it uses less digits than its factorization.

12321134013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241590883.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12321134013 its reverse (31043112321), we get a palindrome (43364246334).

The spelling of 12321134013 in words is "twelve billion, three hundred twenty-one million, one hundred thirty-four thousand, thirteen".