12209229600 has 72 divisors (see below), whose sum is σ = 39741050160. Its totient is φ = 3255793920.

The previous prime is 12209229581. The next prime is 12209229671. The reversal of 12209229600 is 692290221.

12209229600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11 ways as a sum of consecutive naturals, for example, 2541190 + ... + 2545989.

It is an arithmetic number, because the mean of its divisors is an integer number (551959030).

Almost surely, 2^12209229600 is an apocalyptic number.

12209229600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12209229600 is an abundant number, since it is smaller than the sum of its proper divisors (27531820560).

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

12209229600 is a wasteful number, since it uses less digits than its factorization.

12209229600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5087202 (or 5087189 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The spelling of 12209229600 in words is "twelve billion, two hundred nine million, two hundred twenty-nine thousand, six hundred".