12132321323113 has 4 divisors (see below), whose sum is σ = 12132336831300. Its totient is φ = 12132305814928.

The previous prime is 12132321323099. The next prime is 12132321323123. The reversal of 12132321323113 is 31132312323121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11313354242089 + 818967081024 = 3363533^2 + 904968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12132321323113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12132321323123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6514570 + ... + 8167267.

It is an arithmetic number, because the mean of its divisors is an integer number (3033084207825).

Almost surely, 2^{12132321323113} is an apocalyptic number.

It is an amenable number.

12132321323113 is a deficient number, since it is larger than the sum of its proper divisors (15508187).

12132321323113 is an equidigital number, since it uses as much as digits as its factorization.

12132321323113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15508186.

The product of its digits is 3888, while the sum is 28.

Adding to 12132321323113 its reverse (31132312323121), we get a palindrome (43264633646234).

The spelling of 12132321323113 in words is "twelve trillion, one hundred thirty-two billion, three hundred twenty-one million, three hundred twenty-three thousand, one hundred thirteen".