166101101 has 8 divisors (see below), whose sum is σ = 183518784. Its totient is φ = 149533120.

The previous prime is 166101083. The next prime is 166101113. The reversal of 166101101 is 101101661.

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

It is not a de Polignac number, because 166101101 - 2⁶ = 166101037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 166101101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166101161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212015 + ... + 212796.

It is an arithmetic number, because the mean of its divisors is an integer number (22939848).

Almost surely, 2^166101101 is an apocalyptic number.

It is an amenable number.

166101101 is a deficient number, since it is larger than the sum of its proper divisors (17417683).

166101101 is a wasteful number, since it uses less digits than its factorization.

166101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424851.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 166101101 is about 12888.0216092308. The cubic root of 166101101 is about 549.6980171438.

Adding to 166101101 its reverse (101101661), we get a palindrome (267202762).

The spelling of 166101101 in words is "one hundred sixty-six million, one hundred one thousand, one hundred one".