110001009985 has 8 divisors (see below), whose sum is σ = 132106905000. Its totient is φ = 87930345984.

The previous prime is 110001009977. The next prime is 110001010019. The reversal of 110001009985 is 589900100011.

It can be written as a sum of positive squares in 4 ways, for example, as 1089 + 110001008896 = 33^2 + 331664^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 110001009985 - 2³ = 110001009977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110001009985.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8800882 + ... + 8813371.

It is an arithmetic number, because the mean of its divisors is an integer number (16513363125).

Almost surely, 2^110001009985 is an apocalyptic number.

It is an amenable number.

110001009985 is a deficient number, since it is larger than the sum of its proper divisors (22105895015).

110001009985 is a wasteful number, since it uses less digits than its factorization.

110001009985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17615507.

The product of its (nonzero) digits is 3240, while the sum is 34.

Adding to 110001009985 its reverse (589900100011), we get a palindrome (699901109996).

The spelling of 110001009985 in words is "one hundred ten billion, one million, nine thousand, nine hundred eighty-five".