12112123132 has 6 divisors (see below), whose sum is σ = 21196215488. Its totient is φ = 6056061564.

The previous prime is 12112123099. The next prime is 12112123139. The reversal of 12112123132 is 23132121121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112123139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1514015388 + ... + 1514015395.

Almost surely, 2^12112123132 is an apocalyptic number.

It is an amenable number.

12112123132 is a deficient number, since it is larger than the sum of its proper divisors (9084092356).

12112123132 is a wasteful number, since it uses less digits than its factorization.

12112123132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3028030787 (or 3028030785 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

Adding to 12112123132 its reverse (23132121121), we get a palindrome (35244244253).

The spelling of 12112123132 in words is "twelve billion, one hundred twelve million, one hundred twenty-three thousand, one hundred thirty-two".