12112202222192 has 40 divisors (see below), whose sum is σ = 24510148177200. Its totient is φ = 5792551114752.

The previous prime is 12112202222191. The next prime is 12112202222231. The reversal of 12112202222192 is 29122220221121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112202222191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173353217 + ... + 173423072.

It is an arithmetic number, because the mean of its divisors is an integer number (612753704430).

Almost surely, 2^{12112202222192} is an apocalyptic number.

It is an amenable number.

12112202222192 is an abundant number, since it is smaller than the sum of its proper divisors (12397945955008).

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

12112202222192 is a wasteful number, since it uses less digits than its factorization.

12112202222192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346776393 (or 346776387 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 12112202222192 in words is "twelve trillion, one hundred twelve billion, two hundred two million, two hundred twenty-two thousand, one hundred ninety-two".