2022102200221 has 4 divisors (see below), whose sum is σ = 2029003573212. Its totient is φ = 2015200827232.

The previous prime is 2022102200207. The next prime is 2022102200227. The reversal of 2022102200221 is 1220022012202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1988836088121 + 33266112100 = 1410261^2 + 182390^2 .

It is a cyclic number.

It is not a de Polignac number, because 2022102200221 - 2⁵ = 2022102200189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2022102200195 and 2022102200204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022102200227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3450686056 + ... + 3450686641.

It is an arithmetic number, because the mean of its divisors is an integer number (507250893303).

Almost surely, 2^{2022102200221} is an apocalyptic number.

It is an amenable number.

2022102200221 is a deficient number, since it is larger than the sum of its proper divisors (6901372991).

2022102200221 is an equidigital number, since it uses as much as digits as its factorization.

2022102200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6901372990.

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

Adding to 2022102200221 its reverse (1220022012202), we get a palindrome (3242124212423).

The spelling of 2022102200221 in words is "two trillion, twenty-two billion, one hundred two million, two hundred thousand, two hundred twenty-one".