12423111113 has 16 divisors (see below), whose sum is σ = 14315718144. Its totient is φ = 10560300480.

The previous prime is 12423111101. The next prime is 12423111137. The reversal of 12423111113 is 31111132421.

12423111113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12423111113 - 2¹⁸ = 12422848969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12423111193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451631 + ... + 478347.

It is an arithmetic number, because the mean of its divisors is an integer number (894732384).

Almost surely, 2^12423111113 is an apocalyptic number.

It is an amenable number.

12423111113 is a deficient number, since it is larger than the sum of its proper divisors (1892607031).

12423111113 is a wasteful number, since it uses less digits than its factorization.

12423111113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27272.

The product of its digits is 144, while the sum is 20.

Adding to 12423111113 its reverse (31111132421), we get a palindrome (43534243534).

The spelling of 12423111113 in words is "twelve billion, four hundred twenty-three million, one hundred eleven thousand, one hundred thirteen".