12112111120011 has 32 divisors (see below), whose sum is σ = 19261444620288. Its totient is φ = 6619447090080.

The previous prime is 12112111119959. The next prime is 12112111120061. The reversal of 12112111120011 is 11002111121121.

It is not a de Polignac number, because 12112111120011 - 2⁶ = 12112111119947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12112111120061) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2247006 + ... + 5410476.

It is an arithmetic number, because the mean of its divisors is an integer number (601920144384).

Almost surely, 2^{12112111120011} is an apocalyptic number.

12112111120011 is a deficient number, since it is larger than the sum of its proper divisors (7149333500277).

12112111120011 is a wasteful number, since it uses less digits than its factorization.

12112111120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171431.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 12112111120011 its reverse (11002111121121), we get a palindrome (23114222241132).

The spelling of 12112111120011 in words is "twelve trillion, one hundred twelve billion, one hundred eleven million, one hundred twenty thousand, eleven".