11103233112 has 80 divisors (see below), whose sum is σ = 31119525360. Its totient is φ = 3698675136.

The previous prime is 11103233111. The next prime is 11103233117. The reversal of 11103233112 is 21133230111.

11103233112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103233111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1192218 + ... + 1201494.

It is an arithmetic number, because the mean of its divisors is an integer number (388994067).

Almost surely, 2^11103233112 is an apocalyptic number.

11103233112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11103233112 is an abundant number, since it is smaller than the sum of its proper divisors (20016292248).

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

11103233112 is a wasteful number, since it uses less digits than its factorization.

11103233112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11142 (or 11129 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11103233112 its reverse (21133230111), we get a palindrome (32236463223).

The spelling of 11103233112 in words is "eleven billion, one hundred three million, two hundred thirty-three thousand, one hundred twelve".