1022203512227 has 2 divisors, whose sum is σ = 1022203512228. Its totient is φ = 1022203512226.

The previous prime is 1022203512191. The next prime is 1022203512251. The reversal of 1022203512227 is 7222153022201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022203512227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1022203512227.

It is not a weakly prime, because it can be changed into another prime (1022203572227) 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, 511101756113 + 511101756114.

It is an arithmetic number, because the mean of its divisors is an integer number (511101756114).

Almost surely, 2^{1022203512227} is an apocalyptic number.

1022203512227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022203512227 is an equidigital number, since it uses as much as digits as its factorization.

1022203512227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

Adding to 1022203512227 its reverse (7222153022201), we get a palindrome (8244356534428).

The spelling of 1022203512227 in words is "one trillion, twenty-two billion, two hundred three million, five hundred twelve thousand, two hundred twenty-seven".