12112011101087 has 2 divisors, whose sum is σ = 12112011101088. Its totient is φ = 12112011101086.

The previous prime is 12112011101083. The next prime is 12112011101123. The reversal of 12112011101087 is 78010111021121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12112011101087 - 2² = 12112011101083 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12112011101083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056005550543 + 6056005550544.

It is an arithmetic number, because the mean of its divisors is an integer number (6056005550544).

Almost surely, 2^{12112011101087} is an apocalyptic number.

12112011101087 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112011101087 is an equidigital number, since it uses as much as digits as its factorization.

12112011101087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 26.

The spelling of 12112011101087 in words is "twelve trillion, one hundred twelve billion, eleven million, one hundred one thousand, eighty-seven".