1222343245469 has 2 divisors, whose sum is σ = 1222343245470. Its totient is φ = 1222343245468.

The previous prime is 1222343245421. The next prime is 1222343245549. The reversal of 1222343245469 is 9645423432221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 835465465444 + 386877780025 = 914038^2 + 621995^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222343245469 - 2²⁸ = 1222074810013 is a prime.

It is a super-2 number, since 2×1222343245469² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222343245069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611171622734 + 611171622735.

It is an arithmetic number, because the mean of its divisors is an integer number (611171622735).

Almost surely, 2^{1222343245469} is an apocalyptic number.

It is an amenable number.

1222343245469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222343245469 is an equidigital number, since it uses as much as digits as its factorization.

1222343245469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2488320, while the sum is 47.

The spelling of 1222343245469 in words is "one trillion, two hundred twenty-two billion, three hundred forty-three million, two hundred forty-five thousand, four hundred sixty-nine".