200022212 has 24 divisors (see below), whose sum is σ = 384082776. Its totient is φ = 90574848.

The previous prime is 200022209. The next prime is 200022217. The reversal of 200022212 is 212220002.

It can be written as a sum of positive squares in 4 ways, for example, as 817216 + 199204996 = 904^2 + 14114^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200022193 and 200022202.

It is not an unprimeable number, because it can be changed into a prime (200022217) 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 in 7 ways as a sum of consecutive naturals, for example, 33533 + ... + 39044.

It is an arithmetic number, because the mean of its divisors is an integer number (16003449).

Almost surely, 2^200022212 is an apocalyptic number.

It is an amenable number.

200022212 is a deficient number, since it is larger than the sum of its proper divisors (184060564).

200022212 is a wasteful number, since it uses less digits than its factorization.

200022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72647 (or 72645 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 200022212 is about 14142.9209147191. The cubic root of 200022212 is about 584.8251962685.

Adding to 200022212 its reverse (212220002), we get a palindrome (412242214).

The spelling of 200022212 in words is "two hundred million, twenty-two thousand, two hundred twelve".