12112233317 has 2 divisors, whose sum is σ = 12112233318. Its totient is φ = 12112233316.

The previous prime is 12112233299. The next prime is 12112233319. The reversal of 12112233317 is 71333221121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8860268641 + 3251964676 = 94129^2 + 57026^2 .

It is a cyclic number.

It is not a de Polignac number, because 12112233317 - 2²⁰ = 12111184741 is a prime.

Together with 12112233319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12112233319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056116658 + 6056116659.

It is an arithmetic number, because the mean of its divisors is an integer number (6056116659).

Almost surely, 2^12112233317 is an apocalyptic number.

It is an amenable number.

12112233317 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112233317 is an equidigital number, since it uses as much as digits as its factorization.

12112233317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 26.

Adding to 12112233317 its reverse (71333221121), we get a palindrome (83445454438).

The spelling of 12112233317 in words is "twelve billion, one hundred twelve million, two hundred thirty-three thousand, three hundred seventeen".