2212200205 has 4 divisors (see below), whose sum is σ = 2654640252. Its totient is φ = 1769760160.

The previous prime is 2212200203. The next prime is 2212200217. The reversal of 2212200205 is 5020022122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1002482244 + 1209717961 = 31662^2 + 34781^2 .

It is not a de Polignac number, because 2212200205 - 2¹ = 2212200203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212200203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221220016 + ... + 221220025.

It is an arithmetic number, because the mean of its divisors is an integer number (663660063).

Almost surely, 2^2212200205 is an apocalyptic number.

It is an amenable number.

2212200205 is a deficient number, since it is larger than the sum of its proper divisors (442440047).

2212200205 is an equidigital number, since it uses as much as digits as its factorization.

2212200205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442440046.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 2212200205 is about 47034.0324127115. The cubic root of 2212200205 is about 1302.9911803381.

Adding to 2212200205 its reverse (5020022122), we get a palindrome (7232222327).

The spelling of 2212200205 in words is "two billion, two hundred twelve million, two hundred thousand, two hundred five".