222235201 has 8 divisors (see below), whose sum is σ = 226673640. Its totient is φ = 217805952.

The previous prime is 222235199. The next prime is 222235217. The reversal of 222235201 is 102532222.

It can be written as a sum of positive squares in 4 ways, for example, as 163865601 + 58369600 = 12801^2 + 7640^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 222235201 - 2¹ = 222235199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222235291) 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, 66691 + ... + 69943.

It is an arithmetic number, because the mean of its divisors is an integer number (28334205).

Almost surely, 2^222235201 is an apocalyptic number.

It is an amenable number.

222235201 is a deficient number, since it is larger than the sum of its proper divisors (4438439).

222235201 is a wasteful number, since it uses less digits than its factorization.

222235201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4595.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 222235201 is about 14907.5551650832. Note that the first 3 decimals coincide. The cubic root of 222235201 is about 605.7186560500.

Adding to 222235201 its reverse (102532222), we get a palindrome (324767423).

The spelling of 222235201 in words is "two hundred twenty-two million, two hundred thirty-five thousand, two hundred one".