12113120032 has 96 divisors (see below), whose sum is σ = 26404222320. Its totient is φ = 5434490880.

The previous prime is 12113119927. The next prime is 12113120053. The reversal of 12113120032 is 23002131121.

It can be written as a sum of positive squares in 8 ways, for example, as 1296288016 + 10816832016 = 36004^2 + 104004^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 12113119988 and 12113120015.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5337394 + ... + 5339662.

Almost surely, 2^12113120032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12113120032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13202111160).

12113120032 is an abundant number, since it is smaller than the sum of its proper divisors (14291102288).

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

12113120032 is a wasteful number, since it uses less digits than its factorization.

12113120032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2646 (or 2638 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12113120032 its reverse (23002131121), we get a palindrome (35115251153).

The spelling of 12113120032 in words is "twelve billion, one hundred thirteen million, one hundred twenty thousand, thirty-two".