113202340985 has 4 divisors (see below), whose sum is σ = 135842809188. Its totient is φ = 90561872784.

The previous prime is 113202340891. The next prime is 113202340997. The reversal of 113202340985 is 589043202311.

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 71464259584 + 41738081401 = 267328^2 + 204299^2 .

It is a cyclic number.

It is not a de Polignac number, because 113202340985 - 2⁸ = 113202340729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 11320234094 + ... + 11320234103.

It is an arithmetic number, because the mean of its divisors is an integer number (33960702297).

Almost surely, 2^113202340985 is an apocalyptic number.

It is an amenable number.

113202340985 is a deficient number, since it is larger than the sum of its proper divisors (22640468203).

113202340985 is an equidigital number, since it uses as much as digits as its factorization.

113202340985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22640468202.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 113202340985 in words is "one hundred thirteen billion, two hundred two million, three hundred forty thousand, nine hundred eighty-five".