12112322198 has 16 divisors (see below), whose sum is σ = 19300182000. Its totient is φ = 5684776992.

The previous prime is 12112322171. The next prime is 12112322203. The reversal of 12112322198 is 89122321121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1457993 + ... + 1466276.

It is an arithmetic number, because the mean of its divisors is an integer number (1206261375).

Almost surely, 2^12112322198 is an apocalyptic number.

12112322198 is a deficient number, since it is larger than the sum of its proper divisors (7187859802).

12112322198 is a wasteful number, since it uses less digits than its factorization.

12112322198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2924399.

The product of its digits is 3456, while the sum is 32.

The spelling of 12112322198 in words is "twelve billion, one hundred twelve million, three hundred twenty-two thousand, one hundred ninety-eight".