12112312000 has 56 divisors (see below), whose sum is σ = 29996160480. Its totient is φ = 4844921600.

The previous prime is 12112311979. The next prime is 12112312013. The reversal of 12112312000 is 21321121.

12112312000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 749020 + ... + 765019.

Almost surely, 2^12112312000 is an apocalyptic number.

12112312000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12112312000 is an abundant number, since it is smaller than the sum of its proper divisors (17883848480).

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

12112312000 is an equidigital number, since it uses as much as digits as its factorization.

12112312000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514066 (or 1514046 counting only the distinct ones).

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

Adding to 12112312000 its reverse (21321121), we get a palindrome (12133633121).

The spelling of 12112312000 in words is "twelve billion, one hundred twelve million, three hundred twelve thousand".