12112022211112 has 16 divisors (see below), whose sum is σ = 22712701963860. Its totient is φ = 6055301687424.

The previous prime is 12112022211103. The next prime is 12112022211173. The reversal of 12112022211112 is 21111222021121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12067050222756 + 44971988356 = 3473766^2 + 212066^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12112022211112.

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, 88604703 + ... + 88741294.

Almost surely, 2^{12112022211112} is an apocalyptic number.

It is an amenable number.

12112022211112 is a deficient number, since it is larger than the sum of its proper divisors (10600679752748).

12112022211112 is a wasteful number, since it uses less digits than its factorization.

12112022211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177354540 (or 177354536 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 12112022211112 its reverse (21111222021121), we get a palindrome (33223244232233).

The spelling of 12112022211112 in words is "twelve trillion, one hundred twelve billion, twenty-two million, two hundred eleven thousand, one hundred twelve".