2200122220221 has 24 divisors (see below), whose sum is σ = 3188006508960. Its totient is φ = 1462114663776.

The previous prime is 2200122220169. The next prime is 2200122220271. The reversal of 2200122220221 is 1220222210022.

2200122220221 is a `hidden beast` number, since 2 + 200 + 1 + 22 + 220 + 221 = 666.

It is not a de Polignac number, because 2200122220221 - 2⁶ = 2200122220157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2200122220194 and 2200122220203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200122220271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4172790 + ... + 4670376.

It is an arithmetic number, because the mean of its divisors is an integer number (132833604540).

Almost surely, 2^{2200122220221} is an apocalyptic number.

It is an amenable number.

2200122220221 is a deficient number, since it is larger than the sum of its proper divisors (987884288739).

2200122220221 is a wasteful number, since it uses less digits than its factorization.

2200122220221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499145 (or 499142 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2200122220221 its reverse (1220222210022), we get a palindrome (3420344430243).

The spelling of 2200122220221 in words is "two trillion, two hundred billion, one hundred twenty-two million, two hundred twenty thousand, two hundred twenty-one".