101166666 has 8 divisors (see below), whose sum is σ = 202333344. Its totient is φ = 33722220.

The previous prime is 101166661. The next prime is 101166707. The reversal of 101166666 is 666661101.

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

101166666 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (101166661) 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 3 ways as a sum of consecutive naturals, for example, 8430550 + ... + 8430561.

It is an arithmetic number, because the mean of its divisors is an integer number (25291668).

Almost surely, 2^101166666 is an apocalyptic number.

101166666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101166666 is a wasteful number, since it uses less digits than its factorization.

101166666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16861116.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 101166666 is about 10058.1641466025. The cubic root of 101166666 is about 465.9569701222.

The spelling of 101166666 in words is "one hundred one million, one hundred sixty-six thousand, six hundred sixty-six".