222110201 has 4 divisors (see below), whose sum is σ = 224075892. Its totient is φ = 220144512.

The previous prime is 222110153. The next prime is 222110249. The reversal of 222110201 is 102011222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (222110153) and next prime (222110249).

It can be written as a sum of positive squares in 2 ways, for example, as 35760400 + 186349801 = 5980^2 + 13651^2 .

It is a cyclic number.

It is not a de Polignac number, because 222110201 - 2⁶ = 222110137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222112201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 982676 + ... + 982901.

It is an arithmetic number, because the mean of its divisors is an integer number (56018973).

Almost surely, 2^222110201 is an apocalyptic number.

It is an amenable number.

222110201 is a deficient number, since it is larger than the sum of its proper divisors (1965691).

222110201 is a wasteful number, since it uses less digits than its factorization.

222110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965690.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 222110201 is about 14903.3620703518. The cubic root of 222110201 is about 605.6050691358.

Adding to 222110201 its reverse (102011222), we get a palindrome (324121423).

The spelling of 222110201 in words is "two hundred twenty-two million, one hundred ten thousand, two hundred one".