12321200212 has 24 divisors (see below), whose sum is σ = 22026727296. Its totient is φ = 6027919488.

The previous prime is 12321200179. The next prime is 12321200233. The reversal of 12321200212 is 21200212321.

It is a happy number.

12321200212 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 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 7 ways as a sum of consecutive naturals, for example, 1024828 + ... + 1036780.

It is an arithmetic number, because the mean of its divisors is an integer number (917780304).

Almost surely, 2^12321200212 is an apocalyptic number.

It is an amenable number.

12321200212 is a deficient number, since it is larger than the sum of its proper divisors (9705527084).

12321200212 is a wasteful number, since it uses less digits than its factorization.

12321200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17487 (or 17485 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12321200212 its reverse (21200212321), we get a palindrome (33521412533).

The spelling of 12321200212 in words is "twelve billion, three hundred twenty-one million, two hundred thousand, two hundred twelve".