1222597755343 has 2 divisors, whose sum is σ = 1222597755344. Its totient is φ = 1222597755342.

The previous prime is 1222597755341. The next prime is 1222597755433. The reversal of 1222597755343 is 3435577952221.

It is a happy number.

Together with next prime (1222597755433) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1222597755343 - 2¹ = 1222597755341 is a prime.

Together with 1222597755341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222597755341) 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, 611298877671 + 611298877672.

It is an arithmetic number, because the mean of its divisors is an integer number (611298877672).

Almost surely, 2^{1222597755343} is an apocalyptic number.

1222597755343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222597755343 is an equidigital number, since it uses as much as digits as its factorization.

1222597755343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15876000, while the sum is 55.

The spelling of 1222597755343 in words is "one trillion, two hundred twenty-two billion, five hundred ninety-seven million, seven hundred fifty-five thousand, three hundred forty-three".