2022171863 has 2 divisors, whose sum is σ = 2022171864. Its totient is φ = 2022171862.

The previous prime is 2022171859. The next prime is 2022171929. The reversal of 2022171863 is 3681712202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2022171863 - 2² = 2022171859 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2022171563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011085931 + 1011085932.

It is an arithmetic number, because the mean of its divisors is an integer number (1011085932).

Almost surely, 2^2022171863 is an apocalyptic number.

2022171863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022171863 is an equidigital number, since it uses as much as digits as its factorization.

2022171863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 2022171863 is about 44968.5652762016. The cubic root of 2022171863 is about 1264.5597499389.

The spelling of 2022171863 in words is "two billion, twenty-two million, one hundred seventy-one thousand, eight hundred sixty-three".