12112320433 has 2 divisors, whose sum is σ = 12112320434. Its totient is φ = 12112320432.

The previous prime is 12112320419. The next prime is 12112320439. The reversal of 12112320433 is 33402321121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11014922304 + 1097398129 = 104952^2 + 33127^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12112320433 is a prime.

It is not a weakly prime, because it can be changed into another prime (12112320439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056160216 + 6056160217.

It is an arithmetic number, because the mean of its divisors is an integer number (6056160217).

Almost surely, 2^12112320433 is an apocalyptic number.

It is an amenable number.

12112320433 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112320433 is an equidigital number, since it uses as much as digits as its factorization.

12112320433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12112320433 its reverse (33402321121), we get a palindrome (45514641554).

The spelling of 12112320433 in words is "twelve billion, one hundred twelve million, three hundred twenty thousand, four hundred thirty-three".