12112142222137 has 2 divisors, whose sum is σ = 12112142222138. Its totient is φ = 12112142222136.

The previous prime is 12112142222113. The next prime is 12112142222197. The reversal of 12112142222137 is 73122224121121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11634811848256 + 477330373881 = 3410984^2 + 690891^2 .

It is a cyclic number.

It is not a de Polignac number, because 12112142222137 - 2²³ = 12112133833529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12112142222099 and 12112142222108.

It is not a weakly prime, because it can be changed into another prime (12112142222197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056071111068 + 6056071111069.

It is an arithmetic number, because the mean of its divisors is an integer number (6056071111069).

Almost surely, 2^{12112142222137} is an apocalyptic number.

It is an amenable number.

12112142222137 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112142222137 is an equidigital number, since it uses as much as digits as its factorization.

12112142222137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 31.

Adding to 12112142222137 its reverse (73122224121121), we get a palindrome (85234366343258).

The spelling of 12112142222137 in words is "twelve trillion, one hundred twelve billion, one hundred forty-two million, two hundred twenty-two thousand, one hundred thirty-seven".