12113110123 has 2 divisors, whose sum is σ = 12113110124. Its totient is φ = 12113110122.

The previous prime is 12113110111. The next prime is 12113110187. The reversal of 12113110123 is 32101131121.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (32101131121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12113110123 - 2⁹ = 12113109611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12113110097 and 12113110106.

It is not a weakly prime, because it can be changed into another prime (12113110423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056555061 + 6056555062.

It is an arithmetic number, because the mean of its divisors is an integer number (6056555062).

Almost surely, 2^12113110123 is an apocalyptic number.

12113110123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12113110123 is an equidigital number, since it uses as much as digits as its factorization.

12113110123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12113110123 its reverse (32101131121), we get a palindrome (44214241244).

The spelling of 12113110123 in words is "twelve billion, one hundred thirteen million, one hundred ten thousand, one hundred twenty-three".