12200021222200 has 96 divisors (see below), whose sum is σ = 32510621865600. Its totient is φ = 4170809888640.

The previous prime is 12200021222197. The next prime is 12200021222269. The reversal of 12200021222200 is 222212000221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12070830 + ... + 13042429.

It is an arithmetic number, because the mean of its divisors is an integer number (338652311100).

Almost surely, 2^{12200021222200} is an apocalyptic number.

12200021222200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200021222200 is an abundant number, since it is smaller than the sum of its proper divisors (20310600643400).

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

12200021222200 is a wasteful number, since it uses less digits than its factorization.

12200021222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25113629 (or 25113620 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12200021222200 its reverse (222212000221), we get a palindrome (12422233222421).

The spelling of 12200021222200 in words is "twelve trillion, two hundred billion, twenty-one million, two hundred twenty-two thousand, two hundred".