2022211302221 has 12 divisors (see below), whose sum is σ = 2353511843676. Its totient is φ = 1730234267520.

The previous prime is 2022211302197. The next prime is 2022211302247. The reversal of 2022211302221 is 1222031122202.

It can be written as a sum of positive squares in 2 ways, for example, as 1830638766121 + 191572536100 = 1353011^2 + 437690^2 .

It is not a de Polignac number, because 2022211302221 - 2¹⁰ = 2022211301197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2022211302193 and 2022211302202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022211302271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 491541770 + ... + 491545883.

It is an arithmetic number, because the mean of its divisors is an integer number (196125986973).

Almost surely, 2^{2022211302221} is an apocalyptic number.

It is an amenable number.

2022211302221 is a deficient number, since it is larger than the sum of its proper divisors (331300541455).

2022211302221 is a wasteful number, since it uses less digits than its factorization.

2022211302221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983087692 (or 983087681 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2022211302221 its reverse (1222031122202), we get a palindrome (3244242424423).

The spelling of 2022211302221 in words is "two trillion, twenty-two billion, two hundred eleven million, three hundred two thousand, two hundred twenty-one".