12112112022 has 16 divisors (see below), whose sum is σ = 24270548160. Its totient is φ = 4029649992.

The previous prime is 12112112011. The next prime is 12112112057. The reversal of 12112112022 is 22021121121.

It is a junction number, because it is equal to n+sod(n) for n = 12112111992 and 12112112010.

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, 1926772 + ... + 1933047.

It is an arithmetic number, because the mean of its divisors is an integer number (1516909260).

Almost surely, 2^12112112022 is an apocalyptic number.

12112112022 is an abundant number, since it is smaller than the sum of its proper divisors (12158436138).

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

12112112022 is a wasteful number, since it uses less digits than its factorization.

12112112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3860347.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12112112022 its reverse (22021121121), we get a palindrome (34133233143).

Subtracting 12112112022 from its reverse (22021121121), we obtain a palindrome (9909009099).

The spelling of 12112112022 in words is "twelve billion, one hundred twelve million, one hundred twelve thousand, twenty-two".