522412211 has 2 divisors, whose sum is σ = 522412212. Its totient is φ = 522412210.

The previous prime is 522412171. The next prime is 522412273. The reversal of 522412211 is 112214225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 522412211 - 2¹⁰ = 522411187 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (522412711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261206105 + 261206106.

It is an arithmetic number, because the mean of its divisors is an integer number (261206106).

Almost surely, 2^522412211 is an apocalyptic number.

522412211 is a deficient number, since it is larger than the sum of its proper divisors (1).

522412211 is an equidigital number, since it uses as much as digits as its factorization.

522412211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 320, while the sum is 20.

The square root of 522412211 is about 22856.3385300446. The cubic root of 522412211 is about 805.3866748236.

Adding to 522412211 its reverse (112214225), we get a palindrome (634626436).

The spelling of 522412211 in words is "five hundred twenty-two million, four hundred twelve thousand, two hundred eleven".