12221331202200 has 48 divisors (see below), whose sum is σ = 37886126728680. Its totient is φ = 3259021653760.

The previous prime is 12221331202181. The next prime is 12221331202217. The reversal of 12221331202200 is 220213312221.

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 11 ways as a sum of consecutive naturals, for example, 10184442069 + ... + 10184443268.

Almost surely, 2^{12221331202200} is an apocalyptic number.

12221331202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12221331202200 is an abundant number, since it is smaller than the sum of its proper divisors (25664795526480).

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

12221331202200 is a wasteful number, since it uses less digits than its factorization.

12221331202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20368885356 (or 20368885347 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12221331202200 its reverse (220213312221), we get a palindrome (12441544514421).

The spelling of 12221331202200 in words is "twelve trillion, two hundred twenty-one billion, three hundred thirty-one million, two hundred two thousand, two hundred".