12112013200 has 120 divisors (see below), whose sum is σ = 33441262400. Its totient is φ = 4129574400.

The previous prime is 12112013191. The next prime is 12112013257. The reversal of 12112013200 is 231021121.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 494851 + ... + 518749.

Almost surely, 2^12112013200 is an apocalyptic number.

12112013200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12112013200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16720631200).

12112013200 is an abundant number, since it is smaller than the sum of its proper divisors (21329249200).

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

12112013200 is a wasteful number, since it uses less digits than its factorization.

12112013200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24105 (or 24094 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12112013200 its reverse (231021121), we get a palindrome (12343034321).

The spelling of 12112013200 in words is "twelve billion, one hundred twelve million, thirteen thousand, two hundred".