1013330320985 has 4 divisors (see below), whose sum is σ = 1215996385188. Its totient is φ = 810664256784.

The previous prime is 1013330320973. The next prime is 1013330320999. The reversal of 1013330320985 is 5890230333101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 608457721369 + 404872599616 = 780037^2 + 636296^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013330320985 - 2⁸ = 1013330320729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101333032094 + ... + 101333032103.

It is an arithmetic number, because the mean of its divisors is an integer number (303999096297).

Almost surely, 2^{1013330320985} is an apocalyptic number.

It is an amenable number.

1013330320985 is a deficient number, since it is larger than the sum of its proper divisors (202666064203).

1013330320985 is an equidigital number, since it uses as much as digits as its factorization.

1013330320985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202666064202.

The product of its (nonzero) digits is 58320, while the sum is 38.

The spelling of 1013330320985 in words is "one trillion, thirteen billion, three hundred thirty million, three hundred twenty thousand, nine hundred eighty-five".