201112009985 has 8 divisors (see below), whose sum is σ = 241396908480. Its totient is φ = 160847943664.

The previous prime is 201112009981. The next prime is 201112009999. The reversal of 201112009985 is 589900211102.

It is a happy number.

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 201112009985 - 2² = 201112009981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201112009981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5186795 + ... + 5225424.

It is an arithmetic number, because the mean of its divisors is an integer number (30174613560).

Almost surely, 2^201112009985 is an apocalyptic number.

It is an amenable number.

201112009985 is a deficient number, since it is larger than the sum of its proper divisors (40284898495).

201112009985 is a wasteful number, since it uses less digits than its factorization.

201112009985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10416087.

The product of its (nonzero) digits is 12960, while the sum is 38.

The spelling of 201112009985 in words is "two hundred one billion, one hundred twelve million, nine thousand, nine hundred eighty-five".