12112222122107 has 2 divisors, whose sum is σ = 12112222122108. Its totient is φ = 12112222122106.

The previous prime is 12112222121963. The next prime is 12112222122127. The reversal of 12112222122107 is 70122122221121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12112222122107 - 2²⁴ = 12112205344891 is a prime.

It is not a weakly prime, because it can be changed into another prime (12112222122127) 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, 6056111061053 + 6056111061054.

It is an arithmetic number, because the mean of its divisors is an integer number (6056111061054).

Almost surely, 2^{12112222122107} is an apocalyptic number.

12112222122107 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112222122107 is an equidigital number, since it uses as much as digits as its factorization.

12112222122107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 26.

Adding to 12112222122107 its reverse (70122122221121), we get a palindrome (82234344343228).

The spelling of 12112222122107 in words is "twelve trillion, one hundred twelve billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred seven".