12200206236 has 12 divisors (see below), whose sum is σ = 28467147912. Its totient is φ = 4066735408.

The previous prime is 12200206229. The next prime is 12200206237. The reversal of 12200206236 is 63260200221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200206237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508341915 + ... + 508341938.

It is an arithmetic number, because the mean of its divisors is an integer number (2372262326).

Almost surely, 2^12200206236 is an apocalyptic number.

It is an amenable number.

12200206236 is an abundant number, since it is smaller than the sum of its proper divisors (16266941676).

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

12200206236 is a wasteful number, since it uses less digits than its factorization.

12200206236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016683860 (or 1016683858 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12200206236 its reverse (63260200221), we get a palindrome (75460406457).

The spelling of 12200206236 in words is "twelve billion, two hundred million, two hundred six thousand, two hundred thirty-six".