12043244112 has 40 divisors (see below), whose sum is σ = 31505543040. Its totient is φ = 3963598080.

The previous prime is 12043244099. The next prime is 12043244137. The reversal of 12043244112 is 21144234021.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1584189 + ... + 1591772.

It is an arithmetic number, because the mean of its divisors is an integer number (787638576).

Almost surely, 2^12043244112 is an apocalyptic number.

12043244112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12043244112 is an abundant number, since it is smaller than the sum of its proper divisors (19462298928).

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

12043244112 is a wasteful number, since it uses less digits than its factorization.

12043244112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3176051 (or 3176045 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12043244112 its reverse (21144234021), we get a palindrome (33187478133).

The spelling of 12043244112 in words is "twelve billion, forty-three million, two hundred forty-four thousand, one hundred twelve".