200021222 has 8 divisors (see below), whose sum is σ = 300321000. Its totient is φ = 99914224.

The previous prime is 200021219. The next prime is 200021243. The reversal of 200021222 is 222120002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45572 + ... + 49767.

It is an arithmetic number, because the mean of its divisors is an integer number (37540125).

Almost surely, 2^200021222 is an apocalyptic number.

200021222 is a deficient number, since it is larger than the sum of its proper divisors (100299778).

200021222 is a wasteful number, since it uses less digits than its factorization.

200021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96390.

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

The square root of 200021222 is about 14142.8859148336. The cubic root of 200021222 is about 584.8242314125.

Adding to 200021222 its reverse (222120002), we get a palindrome (422141224).

The spelling of 200021222 in words is "two hundred million, twenty-one thousand, two hundred twenty-two".