204200222 has 4 divisors (see below), whose sum is σ = 306300336. Its totient is φ = 102100110.

The previous prime is 204200221. The next prime is 204200231. The reversal of 204200222 is 222002402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222002402 = 2 ⋅111001201.

It is a junction number, because it is equal to n+sod(n) for n = 204200197 and 204200206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204200221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050054 + ... + 51050057.

It is an arithmetic number, because the mean of its divisors is an integer number (76575084).

Almost surely, 2^204200222 is an apocalyptic number.

204200222 is a deficient number, since it is larger than the sum of its proper divisors (102100114).

204200222 is a wasteful number, since it uses less digits than its factorization.

204200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102100113.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 204200222 is about 14289.8643100626. The cubic root of 204200222 is about 588.8690602055.

Adding to 204200222 its reverse (222002402), we get a palindrome (426202624).

The spelling of 204200222 in words is "two hundred four million, two hundred thousand, two hundred twenty-two".