12113434124 has 24 divisors (see below), whose sum is σ = 23128752528. Its totient is φ = 5505367040.

The previous prime is 12113434121. The next prime is 12113434129. The reversal of 12113434124 is 42143431121.

It is a junction number, because it is equal to n+sod(n) for n = 12113434093 and 12113434102.

It is not an unprimeable number, because it can be changed into a prime (12113434121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441512 + ... + 468144.

It is an arithmetic number, because the mean of its divisors is an integer number (963698022).

Almost surely, 2^12113434124 is an apocalyptic number.

It is an amenable number.

12113434124 is a deficient number, since it is larger than the sum of its proper divisors (11015318404).

12113434124 is a wasteful number, since it uses less digits than its factorization.

12113434124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36985 (or 36983 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

Adding to 12113434124 its reverse (42143431121), we get a palindrome (54256865245).

The spelling of 12113434124 in words is "twelve billion, one hundred thirteen million, four hundred thirty-four thousand, one hundred twenty-four".