12112100099968 has 64 divisors (see below), whose sum is σ = 26583797870640. Its totient is φ = 5450990080000.

The previous prime is 12112100099963. The next prime is 12112100100017. The reversal of 12112100099968 is 86999000121121.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112100099963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42443653 + ... + 42728068.

Almost surely, 2^{12112100099968} is an apocalyptic number.

It is an amenable number.

12112100099968 is an abundant number, since it is smaller than the sum of its proper divisors (14471697770672).

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

12112100099968 is a wasteful number, since it uses less digits than its factorization.

12112100099968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85171847 (or 85171835 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 49.

The spelling of 12112100099968 in words is "twelve trillion, one hundred twelve billion, one hundred million, ninety-nine thousand, nine hundred sixty-eight".