201500227 has 2 divisors, whose sum is σ = 201500228. Its totient is φ = 201500226.

The previous prime is 201500213. The next prime is 201500267. The reversal of 201500227 is 722005102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201500227 - 2²⁷ = 67282499 is a prime.

It is not a weakly prime, because it can be changed into another prime (201500267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100750113 + 100750114.

It is an arithmetic number, because the mean of its divisors is an integer number (100750114).

Almost surely, 2^201500227 is an apocalyptic number.

201500227 is a deficient number, since it is larger than the sum of its proper divisors (1).

201500227 is an equidigital number, since it uses as much as digits as its factorization.

201500227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 201500227 is about 14195.0775623101. The cubic root of 201500227 is about 586.2621367942.

Adding to 201500227 its reverse (722005102), we get a palindrome (923505329).

The spelling of 201500227 in words is "two hundred one million, five hundred thousand, two hundred twenty-seven".