100606111 has 4 divisors (see below), whose sum is σ = 102945832. Its totient is φ = 98266392.

The previous prime is 100606109. The next prime is 100606157. The reversal of 100606111 is 111606001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111606001 = 13 ⋅8585077.

It is a cyclic number.

It is not a de Polignac number, because 100606111 - 2¹ = 100606109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100606171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1169796 + ... + 1169881.

It is an arithmetic number, because the mean of its divisors is an integer number (25736458).

Almost surely, 2^100606111 is an apocalyptic number.

100606111 is a deficient number, since it is larger than the sum of its proper divisors (2339721).

100606111 is an equidigital number, since it uses as much as digits as its factorization.

100606111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339720.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 100606111 is about 10030.2597673241. The cubic root of 100606111 is about 465.0947677508.

The spelling of 100606111 in words is "one hundred million, six hundred six thousand, one hundred eleven".