12112222211189 has 2 divisors, whose sum is σ = 12112222211190. Its totient is φ = 12112222211188.

The previous prime is 12112222211147. The next prime is 12112222211231. The reversal of 12112222211189 is 98111222221121.

It is a balanced prime because it is at equal distance from previous prime (12112222211147) and next prime (12112222211231).

It can be written as a sum of positive squares in only one way, i.e., 11981636102500 + 130586108689 = 3461450^2 + 361367^2 .

It is a cyclic number.

It is not a de Polignac number, because 12112222211189 - 2¹² = 12112222207093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12112222211119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056111105594 + 6056111105595.

It is an arithmetic number, because the mean of its divisors is an integer number (6056111105595).

Almost surely, 2^{12112222211189} is an apocalyptic number.

It is an amenable number.

12112222211189 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112222211189 is an equidigital number, since it uses as much as digits as its factorization.

12112222211189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 35.

The spelling of 12112222211189 in words is "twelve trillion, one hundred twelve billion, two hundred twenty-two million, two hundred eleven thousand, one hundred eighty-nine".