201122203 has 4 divisors (see below), whose sum is σ = 207610048. Its totient is φ = 194634360.

The previous prime is 201122183. The next prime is 201122237. The reversal of 201122203 is 302221102.

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

It is a cyclic number.

It is not a de Polignac number, because 201122203 - 2²¹ = 199025051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201122293) 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, 3243876 + ... + 3243937.

It is an arithmetic number, because the mean of its divisors is an integer number (51902512).

Almost surely, 2^201122203 is an apocalyptic number.

201122203 is a deficient number, since it is larger than the sum of its proper divisors (6487845).

201122203 is an equidigital number, since it uses as much as digits as its factorization.

201122203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6487844.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 201122203 is about 14181.7559914138. The cubic root of 201122203 is about 585.8952887489.

Adding to 201122203 its reverse (302221102), we get a palindrome (503343305).

The spelling of 201122203 in words is "two hundred one million, one hundred twenty-two thousand, two hundred three".