12112143104 has 36 divisors (see below), whose sum is σ = 25449455640. Its totient is φ = 5737328640.

The previous prime is 12112143077. The next prime is 12112143133. The reversal of 12112143104 is 40134121121.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1240217 + ... + 1249944.

Almost surely, 2^12112143104 is an apocalyptic number.

It is an amenable number.

12112143104 is an abundant number, since it is smaller than the sum of its proper divisors (13337312536).

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

12112143104 is an equidigital number, since it uses as much as digits as its factorization.

12112143104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490196 (or 2490182 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 12112143104 its reverse (40134121121), we get a palindrome (52246264225).

The spelling of 12112143104 in words is "twelve billion, one hundred twelve million, one hundred forty-three thousand, one hundred four".