12232103112 has 32 divisors (see below), whose sum is σ = 33978064800. Its totient is φ = 4077367632.

The previous prime is 12232103089. The next prime is 12232103131. The reversal of 12232103112 is 21130123221.

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

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, 28314838 + ... + 28315269.

It is an arithmetic number, because the mean of its divisors is an integer number (1061814525).

Almost surely, 2^12232103112 is an apocalyptic number.

12232103112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12232103112 is an abundant number, since it is smaller than the sum of its proper divisors (21745961688).

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

12232103112 is a wasteful number, since it uses less digits than its factorization.

12232103112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56630122 (or 56630112 counting only the distinct ones).

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

Adding to 12232103112 its reverse (21130123221), we get a palindrome (33362226333).

The spelling of 12232103112 in words is "twelve billion, two hundred thirty-two million, one hundred three thousand, one hundred twelve".