12112120010112 has 32 divisors (see below), whose sum is σ = 32172818777880. Its totient is φ = 4037373336576.

The previous prime is 12112120010093. The next prime is 12112120010131. The reversal of 12112120010112 is 21101002121121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12112120010093) and next prime (12112120010131).

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×12112120010112² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12112120010091 and 12112120010100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15770989213 + ... + 15770989980.

Almost surely, 2^{12112120010112} is an apocalyptic number.

12112120010112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12112120010112 is an abundant number, since it is smaller than the sum of its proper divisors (20060698767768).

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

12112120010112 is an equidigital number, since it uses as much as digits as its factorization.

12112120010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31541979210 (or 31541979198 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12112120010112 its reverse (21101002121121), we get a palindrome (33213122131233).

The spelling of 12112120010112 in words is "twelve trillion, one hundred twelve billion, one hundred twenty million, ten thousand, one hundred twelve".