12112111130 has 32 divisors (see below), whose sum is σ = 24932174976. Its totient is φ = 4150085184.

The previous prime is 12112110943. The next prime is 12112111133. The reversal of 12112111130 is 3111121121.

It is a super-3 number, since 3×12112111130³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (12112111133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57617 + ... + 165963.

It is an arithmetic number, because the mean of its divisors is an integer number (779130468).

Almost surely, 2^12112111130 is an apocalyptic number.

12112111130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12112111130 is an abundant number, since it is smaller than the sum of its proper divisors (12820063846).

12112111130 is a wasteful number, since it uses less digits than its factorization.

12112111130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109958.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 12112111130 its reverse (3111121121), we get a palindrome (15223232251).

Subtracting from 12112111130 its reverse (3111121121), we obtain a palindrome (9000990009).

The spelling of 12112111130 in words is "twelve billion, one hundred twelve million, one hundred eleven thousand, one hundred thirty".