12221201202200 has 48 divisors (see below), whose sum is σ = 28415727980880. Its totient is φ = 4888233567360.

The previous prime is 12221201202191. The next prime is 12221201202209. The reversal of 12221201202200 is 220210212221.

It is a happy number.

12221201202200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12221201202191) and next prime (12221201202209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12221201202209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2452154 + ... + 5518646.

It is an arithmetic number, because the mean of its divisors is an integer number (591994332935).

Almost surely, 2^{12221201202200} is an apocalyptic number.

12221201202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12221201202200 is an abundant number, since it is smaller than the sum of its proper divisors (16194526778680).

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

12221201202200 is a wasteful number, since it uses less digits than its factorization.

12221201202200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3086436 (or 3086427 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12221201202200 its reverse (220210212221), we get a palindrome (12441411414421).

The spelling of 12221201202200 in words is "twelve trillion, two hundred twenty-one billion, two hundred one million, two hundred two thousand, two hundred".