12112342 has 12 divisors (see below), whose sum is σ = 19970748. Its totient is φ = 5505500.

The previous prime is 12112337. The next prime is 12112349. The reversal of 12112342 is 24321121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24784 + ... + 25267.

It is an arithmetic number, because the mean of its divisors is an integer number (1664229).

Almost surely, 2^12112342 is an apocalyptic number.

12112342 is a deficient number, since it is larger than the sum of its proper divisors (7858406).

12112342 is a wasteful number, since it uses less digits than its factorization.

12112342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50075 (or 50064 counting only the distinct ones).

The product of its digits is 96, while the sum is 16.

The square root of 12112342 is about 3480.2790118035. The cubic root of 12112342 is about 229.6550721369.

Adding to 12112342 its reverse (24321121), we get a palindrome (36433463).

It can be divided in two parts, 1211 and 2342, that added together give a palindrome (3553).

The spelling of 12112342 in words is "twelve million, one hundred twelve thousand, three hundred forty-two".