2022122020221 has 6 divisors (see below), whose sum is σ = 2920842918110. Its totient is φ = 1348081346808.

The previous prime is 2022122020183. The next prime is 2022122020291. The reversal of 2022122020221 is 1220202212202.

2022122020221 is a `hidden beast` number, since 2 + 0 + 221 + 220 + 2 + 0 + 221 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1766743397721 + 255378622500 = 1329189^2 + 505350^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2022122020221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2022122020194 and 2022122020203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022122020291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112340112226 + ... + 112340112243.

Almost surely, 2^{2022122020221} is an apocalyptic number.

It is an amenable number.

2022122020221 is a deficient number, since it is larger than the sum of its proper divisors (898720897889).

2022122020221 is a wasteful number, since it uses less digits than its factorization.

2022122020221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224680224475 (or 224680224472 counting only the distinct ones).

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

Adding to 2022122020221 its reverse (1220202212202), we get a palindrome (3242324232423).

The spelling of 2022122020221 in words is "two trillion, twenty-two billion, one hundred twenty-two million, twenty thousand, two hundred twenty-one".