12112204 has 24 divisors (see below), whose sum is σ = 22982960. Its totient is φ = 5552064.

The previous prime is 12112187. The next prime is 12112231. The reversal of 12112204 is 40221121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7762 + ... + 9190.

Almost surely, 2^12112204 is an apocalyptic number.

It is an amenable number.

12112204 is a deficient number, since it is larger than the sum of its proper divisors (10870756).

12112204 is a wasteful number, since it uses less digits than its factorization.

12112204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609 (or 1607 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 12112204 is about 3480.2591857504. The cubic root of 12112204 is about 229.6541999544.

Adding to 12112204 its reverse (40221121), we get a palindrome (52333325).

The spelling of 12112204 in words is "twelve million, one hundred twelve thousand, two hundred four".