12112322311 has 2 divisors, whose sum is σ = 12112322312. Its totient is φ = 12112322310.

The previous prime is 12112322297. The next prime is 12112322413. The reversal of 12112322311 is 11322321121.

It is a weak prime.

It is an emirp because it is prime and its reverse (11322321121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12112322311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12112322011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056161155 + 6056161156.

It is an arithmetic number, because the mean of its divisors is an integer number (6056161156).

Almost surely, 2^12112322311 is an apocalyptic number.

12112322311 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112322311 is an equidigital number, since it uses as much as digits as its factorization.

12112322311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 19.

Adding to 12112322311 its reverse (11322321121), we get a palindrome (23434643432).

The spelling of 12112322311 in words is "twelve billion, one hundred twelve million, three hundred twenty-two thousand, three hundred eleven".