12113122032 has 120 divisors (see below), whose sum is σ = 38174842368. Its totient is φ = 3552220800.

The previous prime is 12113122019. The next prime is 12113122103. The reversal of 12113122032 is 23022131121.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12113121996 and 12113122014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74238 + ... + 172445.

Almost surely, 2^12113122032 is an apocalyptic number.

12113122032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12113122032 is an abundant number, since it is smaller than the sum of its proper divisors (26061720336).

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

12113122032 is a wasteful number, since it uses less digits than its factorization.

12113122032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246739 (or 246730 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12113122032 its reverse (23022131121), we get a palindrome (35135253153).

The spelling of 12113122032 in words is "twelve billion, one hundred thirteen million, one hundred twenty-two thousand, thirty-two".