12343002112 has 88 divisors (see below), whose sum is σ = 28887264000. Its totient is φ = 5160714240.

The previous prime is 12343002079. The next prime is 12343002131. The reversal of 12343002112 is 21120034321.

It is a happy number.

It is a super-2 number, since 2×12343002112² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12343002112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272889 + ... + 314887.

Almost surely, 2^12343002112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12343002112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14443632000).

12343002112 is an abundant number, since it is smaller than the sum of its proper divisors (16544261888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12343002112 is an equidigital number, since it uses as much as digits as its factorization.

12343002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42067 (or 42049 counting only the distinct ones).

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

Adding to 12343002112 its reverse (21120034321), we get a palindrome (33463036433).

The spelling of 12343002112 in words is "twelve billion, three hundred forty-three million, two thousand, one hundred twelve".