2022111220221 has 24 divisors (see below), whose sum is σ = 2981249893440. Its totient is φ = 1320469926336.

The previous prime is 2022111220187. The next prime is 2022111220247. The reversal of 2022111220221 is 1220221112202.

It is a happy number.

2022111220221 is a `hidden beast` number, since 2 + 0 + 221 + 1 + 1 + 220 + 221 = 666.

It is not a de Polignac number, because 2022111220221 - 2¹³ = 2022111212029 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2022111220194 and 2022111220203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022111220291) 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, 11710945 + ... + 11882358.

It is an arithmetic number, because the mean of its divisors is an integer number (124218745560).

Almost surely, 2^{2022111220221} is an apocalyptic number.

It is an amenable number.

2022111220221 is a deficient number, since it is larger than the sum of its proper divisors (959138673219).

2022111220221 is a wasteful number, since it uses less digits than its factorization.

2022111220221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23593505 (or 23593502 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2022111220221 its reverse (1220221112202), we get a palindrome (3242332332423).

The spelling of 2022111220221 in words is "two trillion, twenty-two billion, one hundred eleven million, two hundred twenty thousand, two hundred twenty-one".