12112242 has 16 divisors (see below), whose sum is σ = 24263712. Its totient is φ = 4030880.

The previous prime is 12112241. The next prime is 12112259. The reversal of 12112242 is 24221121.

12112242 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12112241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3742 + ... + 6182.

It is an arithmetic number, because the mean of its divisors is an integer number (1516482).

Almost surely, 2^12112242 is an apocalyptic number.

12112242 is an abundant number, since it is smaller than the sum of its proper divisors (12151470).

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

12112242 is a wasteful number, since it uses less digits than its factorization.

12112242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3273.

The product of its digits is 64, while the sum is 15.

The square root of 12112242 is about 3480.2646451096. The cubic root of 12112242 is about 229.6544401212.

Adding to 12112242 its reverse (24221121), we get a palindrome (36333363).

The spelling of 12112242 in words is "twelve million, one hundred twelve thousand, two hundred forty-two".