12323111242 has 12 divisors (see below), whose sum is σ = 20015941590. Its totient is φ = 5687589648.

The previous prime is 12323111231. The next prime is 12323111341. The reversal of 12323111242 is 24211132321.

It can be written as a sum of positive squares in 3 ways, for example, as 2820565881 + 9502545361 = 53109^2 + 97481^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18229117 + ... + 18229792.

Almost surely, 2^12323111242 is an apocalyptic number.

12323111242 is a deficient number, since it is larger than the sum of its proper divisors (7692830348).

12323111242 is a wasteful number, since it uses less digits than its factorization.

12323111242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36458937 (or 36458924 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

Adding to 12323111242 its reverse (24211132321), we get a palindrome (36534243563).

The spelling of 12323111242 in words is "twelve billion, three hundred twenty-three million, one hundred eleven thousand, two hundred forty-two".