12211200122200 has 48 divisors (see below), whose sum is σ = 28435332377160. Its totient is φ = 4876859904000.

The previous prime is 12211200122167. The next prime is 12211200122201. The reversal of 12211200122200 is 222100211221.

It is a happy number.

It is a super-2 number, since 2×12211200122200² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211200122201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47497386 + ... + 47753785.

Almost surely, 2^{12211200122200} is an apocalyptic number.

12211200122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12211200122200 is an abundant number, since it is smaller than the sum of its proper divisors (16224132254960).

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

12211200122200 is a wasteful number, since it uses less digits than its factorization.

12211200122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95251828 (or 95251819 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12211200122200 its reverse (222100211221), we get a palindrome (12433300333421).

The spelling of 12211200122200 in words is "twelve trillion, two hundred eleven billion, two hundred million, one hundred twenty-two thousand, two hundred".