2022271 has 2 divisors, whose sum is σ = 2022272. Its totient is φ = 2022270.

The previous prime is 2022263. The next prime is 2022281. The reversal of 2022271 is 1722202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2022271 - 2³ = 2022263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2022281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011135 + 1011136.

It is an arithmetic number, because the mean of its divisors is an integer number (1011136).

2^2022271 is an apocalyptic number.

2022271 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022271 is an equidigital number, since it uses as much as digits as its factorization.

2022271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 2022271 is about 1422.0657509412. The cubic root of 2022271 is about 126.4580414620.

Adding to 2022271 its reverse (1722202), we get a palindrome (3744473).

The spelling of 2022271 in words is "two million, twenty-two thousand, two hundred seventy-one".