220010211 has 12 divisors (see below), whose sum is σ = 328751280. Its totient is φ = 141615600.

The previous prime is 220010207. The next prime is 220010213. The reversal of 220010211 is 112010022.

It is not a de Polignac number, because 220010211 - 2² = 220010207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 220010193 and 220010202.

It is not an unprimeable number, because it can be changed into a prime (220010213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 421215 + ... + 421736.

It is an arithmetic number, because the mean of its divisors is an integer number (27395940).

Almost surely, 2^220010211 is an apocalyptic number.

220010211 is a deficient number, since it is larger than the sum of its proper divisors (108741069).

220010211 is a wasteful number, since it uses less digits than its factorization.

220010211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842986 (or 842983 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 220010211 is about 14832.7411829372. The cubic root of 220010211 is about 603.6904132132.

Adding to 220010211 its reverse (112010022), we get a palindrome (332020233).

The spelling of 220010211 in words is "two hundred twenty million, ten thousand, two hundred eleven".