12133112 has 8 divisors (see below), whose sum is σ = 22749600. Its totient is φ = 6066552.

The previous prime is 12133073. The next prime is 12133129. The reversal of 12133112 is 21133121.

12133112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 758312 + ... + 758327.

It is an arithmetic number, because the mean of its divisors is an integer number (2843700).

Almost surely, 2^12133112 is an apocalyptic number.

It is an amenable number.

12133112 is a deficient number, since it is larger than the sum of its proper divisors (10616488).

12133112 is a wasteful number, since it uses less digits than its factorization.

12133112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516645 (or 1516641 counting only the distinct ones).

The product of its digits is 36, while the sum is 14.

The square root of 12133112 is about 3483.2616898533. The cubic root of 12133112 is about 229.7862664724.

Adding to 12133112 its reverse (21133121), we get a palindrome (33266233).

Subtracting 12133112 from its reverse (21133121), we obtain a palindrome (9000009).

It can be divided in two parts, 121 and 33112, that added together give a palindrome (33233).

The spelling of 12133112 in words is "twelve million, one hundred thirty-three thousand, one hundred twelve".