101566113 has 16 divisors (see below), whose sum is σ = 149606400. Its totient is φ = 60774480.

The previous prime is 101566111. The next prime is 101566123. The reversal of 101566113 is 311665101.

It is not a de Polignac number, because 101566113 - 2¹ = 101566111 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101566111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16873 + ... + 22086.

It is an arithmetic number, because the mean of its divisors is an integer number (9350400).

Almost surely, 2^101566113 is an apocalyptic number.

It is an amenable number.

101566113 is a deficient number, since it is larger than the sum of its proper divisors (48040287).

101566113 is a wasteful number, since it uses less digits than its factorization.

101566113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39052.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 101566113 is about 10078.0014387774. The cubic root of 101566113 is about 466.5694270751.

The spelling of 101566113 in words is "one hundred one million, five hundred sixty-six thousand, one hundred thirteen".