1111320122985 has 32 divisors (see below), whose sum is σ = 1976219285760. Its totient is φ = 592542345600.

The previous prime is 1111320122959. The next prime is 1111320123007. The reversal of 1111320122985 is 5892210231111.

It is not a de Polignac number, because 1111320122985 - 2⁸ = 1111320122729 is a prime.

It is a Curzon number.

It is an unprimeable number.

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, 625636 + ... + 1616805.

It is an arithmetic number, because the mean of its divisors is an integer number (61756852680).

Almost surely, 2^{1111320122985} is an apocalyptic number.

1111320122985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1111320122985 is a deficient number, since it is larger than the sum of its proper divisors (864899162775).

1111320122985 is a wasteful number, since it uses less digits than its factorization.

1111320122985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246126 (or 2246120 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

The spelling of 1111320122985 in words is "one trillion, one hundred eleven billion, three hundred twenty million, one hundred twenty-two thousand, nine hundred eighty-five".