200001222211 has 4 divisors (see below), whose sum is σ = 228572825392. Its totient is φ = 171429619032.

The previous prime is 200001222193. The next prime is 200001222247. The reversal of 200001222211 is 112222100002.

It is a happy number.

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

It is not a de Polignac number, because 200001222211 - 2¹¹ = 200001220163 is a prime.

It is a super-4 number, since 4×200001222211⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200001222191 and 200001222200.

It is not an unprimeable number, because it can be changed into a prime (200001228211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14285801580 + ... + 14285801593.

It is an arithmetic number, because the mean of its divisors is an integer number (57143206348).

Almost surely, 2^200001222211 is an apocalyptic number.

200001222211 is a deficient number, since it is larger than the sum of its proper divisors (28571603181).

200001222211 is an equidigital number, since it uses as much as digits as its factorization.

200001222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28571603180.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200001222211 its reverse (112222100002), we get a palindrome (312223322213).

The spelling of 200001222211 in words is "two hundred billion, one million, two hundred twenty-two thousand, two hundred eleven".