220500211 has 2 divisors, whose sum is σ = 220500212. Its totient is φ = 220500210.

The previous prime is 220500209. The next prime is 220500221. The reversal of 220500211 is 112005022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220500211 - 2¹ = 220500209 is a prime.

Together with 220500209, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 220500191 and 220500200.

It is not a weakly prime, because it can be changed into another prime (220500221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110250105 + 110250106.

It is an arithmetic number, because the mean of its divisors is an integer number (110250106).

Almost surely, 2^220500211 is an apocalyptic number.

220500211 is a deficient number, since it is larger than the sum of its proper divisors (1).

220500211 is an equidigital number, since it uses as much as digits as its factorization.

220500211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 220500211 is about 14849.2495096554. The cubic root of 220500211 is about 604.1382545011.

Adding to 220500211 its reverse (112005022), we get a palindrome (332505233).

The spelling of 220500211 in words is "two hundred twenty million, five hundred thousand, two hundred eleven".