1000211227 has 2 divisors, whose sum is σ = 1000211228. Its totient is φ = 1000211226.

The previous prime is 1000211209. The next prime is 1000211237. The reversal of 1000211227 is 7221120001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000211227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1000211227.

It is not a weakly prime, because it can be changed into another prime (1000211207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500105613 + 500105614.

It is an arithmetic number, because the mean of its divisors is an integer number (500105614).

Almost surely, 2^1000211227 is an apocalyptic number.

1000211227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000211227 is an equidigital number, since it uses as much as digits as its factorization.

1000211227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 1000211227 is about 31626.1162174555. The cubic root of 1000211227 is about 1000.0704040432.

Adding to 1000211227 its reverse (7221120001), we get a palindrome (8221331228).

The spelling of 1000211227 in words is "one billion, two hundred eleven thousand, two hundred twenty-seven".