12112022210112 has 84 divisors (see below), whose sum is σ = 37873008862416. Its totient is φ = 3670309758720.

The previous prime is 12112022210077. The next prime is 12112022210143. The reversal of 12112022210112 is 21101222021121.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 955803498 + ... + 955816169.

It is an arithmetic number, because the mean of its divisors is an integer number (450869153124).

Almost surely, 2^{12112022210112} is an apocalyptic number.

12112022210112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12112022210112 is an abundant number, since it is smaller than the sum of its proper divisors (25760986652304).

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

12112022210112 is a wasteful number, since it uses less digits than its factorization.

12112022210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911619696 (or 1911619683 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 12112022210112 its reverse (21101222021121), we get a palindrome (33213244231233).

The spelling of 12112022210112 in words is "twelve trillion, one hundred twelve billion, twenty-two million, two hundred ten thousand, one hundred twelve".