1223113311227 has 2 divisors, whose sum is σ = 1223113311228. Its totient is φ = 1223113311226.

The previous prime is 1223113311151. The next prime is 1223113311239. The reversal of 1223113311227 is 7221133113221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1223113311227 - 2¹⁰ = 1223113310203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1223113311227.

It is not a weakly prime, because it can be changed into another prime (1223113311727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611556655613 + 611556655614.

It is an arithmetic number, because the mean of its divisors is an integer number (611556655614).

Almost surely, 2^{1223113311227} is an apocalyptic number.

1223113311227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223113311227 is an equidigital number, since it uses as much as digits as its factorization.

1223113311227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 29.

Adding to 1223113311227 its reverse (7221133113221), we get a palindrome (8444246424448).

The spelling of 1223113311227 in words is "one trillion, two hundred twenty-three billion, one hundred thirteen million, three hundred eleven thousand, two hundred twenty-seven".