1121220020227 has 2 divisors, whose sum is σ = 1121220020228. Its totient is φ = 1121220020226.

The previous prime is 1121220020177. The next prime is 1121220020273. The reversal of 1121220020227 is 7220200221211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121220020227 - 2¹⁹ = 1121219495939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121220020198 and 1121220020207.

It is not a weakly prime, because it can be changed into another prime (1121220020287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560610010113 + 560610010114.

It is an arithmetic number, because the mean of its divisors is an integer number (560610010114).

Almost surely, 2^{1121220020227} is an apocalyptic number.

1121220020227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121220020227 is an equidigital number, since it uses as much as digits as its factorization.

1121220020227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 1121220020227 its reverse (7220200221211), we get a palindrome (8341420241438).

The spelling of 1121220020227 in words is "one trillion, one hundred twenty-one billion, two hundred twenty million, twenty thousand, two hundred twenty-seven".