12113314243123 has 4 divisors (see below), whose sum is σ = 12158345151360. Its totient is φ = 12068283334888.

The previous prime is 12113314243091. The next prime is 12113314243181. The reversal of 12113314243123 is 32134241331121.

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

It is a cyclic number.

It is not a de Polignac number, because 12113314243123 - 2⁵ = 12113314243091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12113314243193) 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, 22515453715 + ... + 22515454252.

It is an arithmetic number, because the mean of its divisors is an integer number (3039586287840).

Almost surely, 2^{12113314243123} is an apocalyptic number.

12113314243123 is a deficient number, since it is larger than the sum of its proper divisors (45030908237).

12113314243123 is an equidigital number, since it uses as much as digits as its factorization.

12113314243123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45030908236.

The product of its digits is 10368, while the sum is 31.

Adding to 12113314243123 its reverse (32134241331121), we get a palindrome (44247555574244).

The spelling of 12113314243123 in words is "twelve trillion, one hundred thirteen billion, three hundred fourteen million, two hundred forty-three thousand, one hundred twenty-three".