12042310312 has 16 divisors (see below), whose sum is σ = 22580527860. Its totient is φ = 6020836224.

The previous prime is 12042310309. The next prime is 12042310331. The reversal of 12042310312 is 21301324021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11952174276 + 90136036 = 109326^2 + 9494^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12042310312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221058 + ... + 270094.

Almost surely, 2^12042310312 is an apocalyptic number.

It is an amenable number.

12042310312 is a deficient number, since it is larger than the sum of its proper divisors (10538217548).

12042310312 is a wasteful number, since it uses less digits than its factorization.

12042310312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79740 (or 79736 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12042310312 its reverse (21301324021), we get a palindrome (33343634333).

The spelling of 12042310312 in words is "twelve billion, forty-two million, three hundred ten thousand, three hundred twelve".