1122223456769 has 2 divisors, whose sum is σ = 1122223456770. Its totient is φ = 1122223456768.

The previous prime is 1122223456727. The next prime is 1122223456817. The reversal of 1122223456769 is 9676543222211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1111295472400 + 10927984369 = 1054180^2 + 104537^2 .

It is an emirp because it is prime and its reverse (9676543222211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1122223456769 - 2³² = 1117928489473 is a prime.

It is a super-2 number, since 2×1122223456769² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1122213456769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561111728384 + 561111728385.

It is an arithmetic number, because the mean of its divisors is an integer number (561111728385).

Almost surely, 2^{1122223456769} is an apocalyptic number.

It is an amenable number.

1122223456769 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122223456769 is an equidigital number, since it uses as much as digits as its factorization.

1122223456769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The spelling of 1122223456769 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-three million, four hundred fifty-six thousand, seven hundred sixty-nine".