201911000227 has 2 divisors, whose sum is σ = 201911000228. Its totient is φ = 201911000226.

The previous prime is 201911000167. The next prime is 201911000261. The reversal of 201911000227 is 722000119102.

201911000227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201911000227 - 2¹⁵ = 201910967459 is a prime.

It is not a weakly prime, because it can be changed into another prime (201911003227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100955500113 + 100955500114.

It is an arithmetic number, because the mean of its divisors is an integer number (100955500114).

Almost surely, 2^201911000227 is an apocalyptic number.

201911000227 is a deficient number, since it is larger than the sum of its proper divisors (1).

201911000227 is an equidigital number, since it uses as much as digits as its factorization.

201911000227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 201911000227 its reverse (722000119102), we get a palindrome (923911119329).

The spelling of 201911000227 in words is "two hundred one billion, nine hundred eleven million, two hundred twenty-seven", and thus it is an aban number.