2200100122221 has 16 divisors (see below), whose sum is σ = 2947061880000. Its totient is φ = 1459938839168.

The previous prime is 2200100122217. The next prime is 2200100122229. The reversal of 2200100122221 is 1222210010022.

It is a cyclic number.

It is not a de Polignac number, because 2200100122221 - 2² = 2200100122217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2200100122221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200100122229) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2636155 + ... + 3368903.

It is an arithmetic number, because the mean of its divisors is an integer number (184191367500).

Almost surely, 2^{2200100122221} is an apocalyptic number.

It is an amenable number.

2200100122221 is a deficient number, since it is larger than the sum of its proper divisors (746961757779).

2200100122221 is a wasteful number, since it uses less digits than its factorization.

2200100122221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737388.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2200100122221 its reverse (1222210010022), we get a palindrome (3422310132243).

The spelling of 2200100122221 in words is "two trillion, two hundred billion, one hundred million, one hundred twenty-two thousand, two hundred twenty-one".