1111555224255 has 32 divisors (see below), whose sum is σ = 2074038912000. Its totient is φ = 508139528736.

The previous prime is 1111555224233. The next prime is 1111555224257. The reversal of 1111555224255 is 5524225551111.

It is not a de Polignac number, because 1111555224255 - 2⁵ = 1111555224223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111555224257) 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 in 31 ways as a sum of consecutive naturals, for example, 108017715 + ... + 108028004.

It is an arithmetic number, because the mean of its divisors is an integer number (64813716000).

Almost surely, 2^{1111555224255} is an apocalyptic number.

1111555224255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1111555224255 is a deficient number, since it is larger than the sum of its proper divisors (962483687745).

1111555224255 is an equidigital number, since it uses as much as digits as its factorization.

1111555224255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216045748 (or 216045734 counting only the distinct ones).

The product of its digits is 100000, while the sum is 39.

The spelling of 1111555224255 in words is "one trillion, one hundred eleven billion, five hundred fifty-five million, two hundred twenty-four thousand, two hundred fifty-five".