201315227 has 2 divisors, whose sum is σ = 201315228. Its totient is φ = 201315226.

The previous prime is 201315217. The next prime is 201315287. The reversal of 201315227 is 722513102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201315227 - 2¹⁴ = 201298843 is a prime.

It is not a weakly prime, because it can be changed into another prime (201315217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100657613 + 100657614.

It is an arithmetic number, because the mean of its divisors is an integer number (100657614).

Almost surely, 2^201315227 is an apocalyptic number.

201315227 is a deficient number, since it is larger than the sum of its proper divisors (1).

201315227 is an equidigital number, since it uses as much as digits as its factorization.

201315227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 201315227 is about 14188.5597225370. The cubic root of 201315227 is about 586.0826635396.

Adding to 201315227 its reverse (722513102), we get a palindrome (923828329).

The spelling of 201315227 in words is "two hundred one million, three hundred fifteen thousand, two hundred twenty-seven".