12112330123 has 2 divisors, whose sum is σ = 12112330124. Its totient is φ = 12112330122.

The previous prime is 12112330117. The next prime is 12112330147. The reversal of 12112330123 is 32103321121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12112330123 - 2¹³ = 12112321931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12112330123.

It is not a weakly prime, because it can be changed into another prime (12112330723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056165061 + 6056165062.

It is an arithmetic number, because the mean of its divisors is an integer number (6056165062).

Almost surely, 2^12112330123 is an apocalyptic number.

12112330123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112330123 is an equidigital number, since it uses as much as digits as its factorization.

12112330123 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 12112330123 its reverse (32103321121), we get a palindrome (44215651244).

The spelling of 12112330123 in words is "twelve billion, one hundred twelve million, three hundred thirty thousand, one hundred twenty-three".