12051343312 has 40 divisors (see below), whose sum is σ = 23554001376. Its totient is φ = 5973100416.

The previous prime is 12051343307. The next prime is 12051343319. The reversal of 12051343312 is 21334315021.

It is a happy number.

12051343312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12051343319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 954223 + ... + 966769.

Almost surely, 2^12051343312 is an apocalyptic number.

It is an amenable number.

12051343312 is a deficient number, since it is larger than the sum of its proper divisors (11502658064).

12051343312 is a wasteful number, since it uses less digits than its factorization.

12051343312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13075 (or 13069 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 12051343312 its reverse (21334315021), we get a palindrome (33385658333).

The spelling of 12051343312 in words is "twelve billion, fifty-one million, three hundred forty-three thousand, three hundred twelve".