822141227 has 2 divisors, whose sum is σ = 822141228. Its totient is φ = 822141226.

The previous prime is 822141211. The next prime is 822141239. The reversal of 822141227 is 722141228.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 822141227 - 2⁴ = 822141211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 822141227.

It is not a weakly prime, because it can be changed into another prime (822141427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411070613 + 411070614.

It is an arithmetic number, because the mean of its divisors is an integer number (411070614).

Almost surely, 2^822141227 is an apocalyptic number.

822141227 is a deficient number, since it is larger than the sum of its proper divisors (1).

822141227 is an equidigital number, since it uses as much as digits as its factorization.

822141227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3584, while the sum is 29.

The square root of 822141227 is about 28673.0051965259. The cubic root of 822141227 is about 936.8041564081.

Subtracting from 822141227 its reverse (722141228), we obtain a palindrome (99999999).

The spelling of 822141227 in words is "eight hundred twenty-two million, one hundred forty-one thousand, two hundred twenty-seven".