2022201122221 has 16 divisors (see below), whose sum is σ = 2328061925376. Its totient is φ = 1720585201536.

The previous prime is 2022201122219. The next prime is 2022201122273. The reversal of 2022201122221 is 1222211022202.

It is a cyclic number.

It is not a de Polignac number, because 2022201122221 - 2¹ = 2022201122219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022201126221) 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 15 ways as a sum of consecutive naturals, for example, 32927275 + ... + 32988631.

It is an arithmetic number, because the mean of its divisors is an integer number (145503870336).

Almost surely, 2^{2022201122221} is an apocalyptic number.

It is an amenable number.

2022201122221 is a deficient number, since it is larger than the sum of its proper divisors (305860803155).

2022201122221 is a wasteful number, since it uses less digits than its factorization.

2022201122221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95868.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2022201122221 its reverse (1222211022202), we get a palindrome (3244412144423).

The spelling of 2022201122221 in words is "two trillion, twenty-two billion, two hundred one million, one hundred twenty-two thousand, two hundred twenty-one".