12112322237 has 2 divisors, whose sum is σ = 12112322238. Its totient is φ = 12112322236.

The previous prime is 12112322203. The next prime is 12112322267. The reversal of 12112322237 is 73222321121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10992683716 + 1119638521 = 104846^2 + 33461^2 .

It is a cyclic number.

It is not a de Polignac number, because 12112322237 - 2²⁶ = 12045213373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12112322267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056161118 + 6056161119.

It is an arithmetic number, because the mean of its divisors is an integer number (6056161119).

Almost surely, 2^12112322237 is an apocalyptic number.

It is an amenable number.

12112322237 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112322237 is an equidigital number, since it uses as much as digits as its factorization.

12112322237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 26.

Adding to 12112322237 its reverse (73222321121), we get a palindrome (85334643358).

The spelling of 12112322237 in words is "twelve billion, one hundred twelve million, three hundred twenty-two thousand, two hundred thirty-seven".