1225564622411 has 2 divisors, whose sum is σ = 1225564622412. Its totient is φ = 1225564622410.

The previous prime is 1225564622377. The next prime is 1225564622509. The reversal of 1225564622411 is 1142264655221.

It is a weak prime.

It is an emirp because it is prime and its reverse (1142264655221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1225564622411 - 2¹⁴ = 1225564606027 is a prime.

It is not a weakly prime, because it can be changed into another prime (1225564627411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612782311205 + 612782311206.

It is an arithmetic number, because the mean of its divisors is an integer number (612782311206).

Almost surely, 2^{1225564622411} is an apocalyptic number.

1225564622411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1225564622411 is an equidigital number, since it uses as much as digits as its factorization.

1225564622411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 230400, while the sum is 41.

The spelling of 1225564622411 in words is "one trillion, two hundred twenty-five billion, five hundred sixty-four million, six hundred twenty-two thousand, four hundred eleven".