12321053124 has 12 divisors (see below), whose sum is σ = 28749123984. Its totient is φ = 4107017704.

The previous prime is 12321053083. The next prime is 12321053141. The reversal of 12321053124 is 42135012321.

12321053124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 12321053094 and 12321053103.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 513377202 + ... + 513377225.

It is an arithmetic number, because the mean of its divisors is an integer number (2395760332).

Almost surely, 2^12321053124 is an apocalyptic number.

It is an amenable number.

12321053124 is an abundant number, since it is smaller than the sum of its proper divisors (16428070860).

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

12321053124 is a wasteful number, since it uses less digits than its factorization.

12321053124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026754434 (or 1026754432 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 12321053124 its reverse (42135012321), we get a palindrome (54456065445).

The spelling of 12321053124 in words is "twelve billion, three hundred twenty-one million, fifty-three thousand, one hundred twenty-four".