12112302331 has 2 divisors, whose sum is σ = 12112302332. Its totient is φ = 12112302330.

The previous prime is 12112302283. The next prime is 12112302347. The reversal of 12112302331 is 13320321121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12112302331 - 2²⁹ = 11575431419 is a prime.

It is a super-2 number, since 2×12112302331² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12112302299 and 12112302308.

It is not a weakly prime, because it can be changed into another prime (12112300331) 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, 6056151165 + 6056151166.

It is an arithmetic number, because the mean of its divisors is an integer number (6056151166).

Almost surely, 2^12112302331 is an apocalyptic number.

12112302331 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112302331 is an equidigital number, since it uses as much as digits as its factorization.

12112302331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12112302331 its reverse (13320321121), we get a palindrome (25432623452).

The spelling of 12112302331 in words is "twelve billion, one hundred twelve million, three hundred two thousand, three hundred thirty-one".