222251201 has 8 divisors (see below), whose sum is σ = 230793864. Its totient is φ = 213857280.

The previous prime is 222251177. The next prime is 222251221. The reversal of 222251201 is 102152222.

222251201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9120400 + 213130801 = 3020^2 + 14599^2 .

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 222251201 - 2⁶ = 222251137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222251201.

It is not an unprimeable number, because it can be changed into a prime (222251221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34136 + ... + 40121.

It is an arithmetic number, because the mean of its divisors is an integer number (28849233).

Almost surely, 2^222251201 is an apocalyptic number.

It is an amenable number.

222251201 is a deficient number, since it is larger than the sum of its proper divisors (8542663).

222251201 is an equidigital number, since it uses as much as digits as its factorization.

222251201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74371.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 222251201 is about 14908.0917960683. The cubic root of 222251201 is about 605.7331920999.

The spelling of 222251201 in words is "two hundred twenty-two million, two hundred fifty-one thousand, two hundred one".