12112011102311 has 2 divisors, whose sum is σ = 12112011102312. Its totient is φ = 12112011102310.

The previous prime is 12112011102307. The next prime is 12112011102353. The reversal of 12112011102311 is 11320111021121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12112011102311 - 2² = 12112011102307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12112011102311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12112011102361) 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 as a sum of consecutive naturals, namely, 6056005551155 + 6056005551156.

It is an arithmetic number, because the mean of its divisors is an integer number (6056005551156).

Almost surely, 2^{12112011102311} is an apocalyptic number.

12112011102311 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112011102311 is an equidigital number, since it uses as much as digits as its factorization.

12112011102311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 12112011102311 its reverse (11320111021121), we get a palindrome (23432122123432).

The spelling of 12112011102311 in words is "twelve trillion, one hundred twelve billion, eleven million, one hundred two thousand, three hundred eleven".