227637211147 has 2 divisors, whose sum is σ = 227637211148. Its totient is φ = 227637211146.

The previous prime is 227637211121. The next prime is 227637211157. The reversal of 227637211147 is 741112736722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 227637211147 - 2¹¹ = 227637209099 is a prime.

It is a super-2 number, since 2×227637211147² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (227637211157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113818605573 + 113818605574.

It is an arithmetic number, because the mean of its divisors is an integer number (113818605574).

Almost surely, 2^227637211147 is an apocalyptic number.

227637211147 is a deficient number, since it is larger than the sum of its proper divisors (1).

227637211147 is an equidigital number, since it uses as much as digits as its factorization.

227637211147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 197568, while the sum is 43.

Adding to 227637211147 its reverse (741112736722), we get a palindrome (968749947869).

The spelling of 227637211147 in words is "two hundred twenty-seven billion, six hundred thirty-seven million, two hundred eleven thousand, one hundred forty-seven".