12112012011200 has 42 divisors (see below), whose sum is σ = 29803119558996. Its totient is φ = 4844804803840.

The previous prime is 12112012011191. The next prime is 12112012011233. The reversal of 12112012011200 is 211021021121.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3785002154 + ... + 3785005353.

It is an arithmetic number, because the mean of its divisors is an integer number (709598084738).

Almost surely, 2^{12112012011200} is an apocalyptic number.

12112012011200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12112012011200 is an abundant number, since it is smaller than the sum of its proper divisors (17691107547796).

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

12112012011200 is an equidigital number, since it uses as much as digits as its factorization.

12112012011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7570007529 (or 7570007514 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12112012011200 its reverse (211021021121), we get a palindrome (12323033032321).

The spelling of 12112012011200 in words is "twelve trillion, one hundred twelve billion, twelve million, eleven thousand, two hundred".