2022021202171 has 2 divisors, whose sum is σ = 2022021202172. Its totient is φ = 2022021202170.

The previous prime is 2022021202093. The next prime is 2022021202193. The reversal of 2022021202171 is 1712021202202.

It is an a-pointer prime, because the next prime (2022021202193) can be obtained adding 2022021202171 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2022021202171 - 2²⁷ = 2021886984443 is a prime.

It is a super-2 number, since 2×2022021202171² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2022021202871) 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 as a sum of consecutive naturals, namely, 1011010601085 + 1011010601086.

It is an arithmetic number, because the mean of its divisors is an integer number (1011010601086).

Almost surely, 2^{2022021202171} is an apocalyptic number.

2022021202171 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022021202171 is an equidigital number, since it uses as much as digits as its factorization.

2022021202171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 2022021202171 its reverse (1712021202202), we get a palindrome (3734042404373).

The spelling of 2022021202171 in words is "two trillion, twenty-two billion, twenty-one million, two hundred two thousand, one hundred seventy-one".