12112100020011 has 8 divisors (see below), whose sum is σ = 16149895700944. Its totient is φ = 8074518842880.

The previous prime is 12112100019967. The next prime is 12112100020051. The reversal of 12112100020011 is 11002000121121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12112100020011 - 2⁹ = 12112100019499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12112100020051) 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, 53494150 + ... + 53720091.

It is an arithmetic number, because the mean of its divisors is an integer number (2018736962618).

Almost surely, 2^{12112100020011} is an apocalyptic number.

12112100020011 is a deficient number, since it is larger than the sum of its proper divisors (4037795680933).

12112100020011 is a wasteful number, since it uses less digits than its factorization.

12112100020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107251901.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12112100020011 its reverse (11002000121121), we get a palindrome (23114100141132).

The spelling of 12112100020011 in words is "twelve trillion, one hundred twelve billion, one hundred million, twenty thousand, eleven".