12113202221124 has 12 divisors (see below), whose sum is σ = 28264138515984. Its totient is φ = 4037734073704.

The previous prime is 12113202221123. The next prime is 12113202221143. The reversal of 12113202221124 is 42112220231121.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 12113202221094 and 12113202221103.

It is not an unprimeable number, because it can be changed into a prime (12113202221123) 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, 504716759202 + ... + 504716759225.

It is an arithmetic number, because the mean of its divisors is an integer number (2355344876332).

Almost surely, 2^{12113202221124} is an apocalyptic number.

It is an amenable number.

12113202221124 is an abundant number, since it is smaller than the sum of its proper divisors (16150936294860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12113202221124 is a wasteful number, since it uses less digits than its factorization.

12113202221124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009433518434 (or 1009433518432 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 12113202221124 its reverse (42112220231121), we get a palindrome (54225422452245).

The spelling of 12113202221124 in words is "twelve trillion, one hundred thirteen billion, two hundred two million, two hundred twenty-one thousand, one hundred twenty-four".