12110122111123 has 4 divisors (see below), whose sum is σ = 12137458730328. Its totient is φ = 12082785491920.

The previous prime is 12110122111093. The next prime is 12110122111151. The reversal of 12110122111123 is 32111122101121.

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 12110122111123 - 2⁵ = 12110122111091 is a prime.

It is a super-2 number, since 2×12110122111123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12110122111123.

It is not an unprimeable number, because it can be changed into a prime (12110122118123) 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, 13668308938 + ... + 13668309823.

It is an arithmetic number, because the mean of its divisors is an integer number (3034364682582).

Almost surely, 2^{12110122111123} is an apocalyptic number.

12110122111123 is a deficient number, since it is larger than the sum of its proper divisors (27336619205).

12110122111123 is an equidigital number, since it uses as much as digits as its factorization.

12110122111123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27336619204.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 12110122111123 its reverse (32111122101121), we get a palindrome (44221244212244).

The spelling of 12110122111123 in words is "twelve trillion, one hundred ten billion, one hundred twenty-two million, one hundred eleven thousand, one hundred twenty-three".