12112322303111 has 2 divisors, whose sum is σ = 12112322303112. Its totient is φ = 12112322303110.

The previous prime is 12112322303033. The next prime is 12112322303129. The reversal of 12112322303111 is 11130322321121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12112322303111 - 2⁴² = 7714275792007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12112322303141) 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, 6056161151555 + 6056161151556.

It is an arithmetic number, because the mean of its divisors is an integer number (6056161151556).

Almost surely, 2^{12112322303111} is an apocalyptic number.

12112322303111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112322303111 is an equidigital number, since it uses as much as digits as its factorization.

12112322303111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 12112322303111 its reverse (11130322321121), we get a palindrome (23242644624232).

The spelling of 12112322303111 in words is "twelve trillion, one hundred twelve billion, three hundred twenty-two million, three hundred three thousand, one hundred eleven".