12112321213112 has 16 divisors (see below), whose sum is σ = 23493726491400. Its totient is φ = 5847327482080.

The previous prime is 12112321213081. The next prime is 12112321213169. The reversal of 12112321213112 is 21131212321121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26104140314 + ... + 26104140777.

Almost surely, 2^{12112321213112} is an apocalyptic number.

It is an amenable number.

12112321213112 is a deficient number, since it is larger than the sum of its proper divisors (11381405278288).

12112321213112 is a wasteful number, since it uses less digits than its factorization.

12112321213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52208281126 (or 52208281122 counting only the distinct ones).

The product of its digits is 288, while the sum is 23.

Adding to 12112321213112 its reverse (21131212321121), we get a palindrome (33243533534233).

The spelling of 12112321213112 in words is "twelve trillion, one hundred twelve billion, three hundred twenty-one million, two hundred thirteen thousand, one hundred twelve".