101055666 has 8 divisors (see below), whose sum is σ = 202111344. Its totient is φ = 33685220.

The previous prime is 101055659. The next prime is 101055671. The reversal of 101055666 is 666550101.

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

101055666 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8421300 + ... + 8421311.

It is an arithmetic number, because the mean of its divisors is an integer number (25263918).

Almost surely, 2^101055666 is an apocalyptic number.

101055666 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.

101055666 is a wasteful number, since it uses less digits than its factorization.

101055666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16842616.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 101055666 is about 10052.6447266379. The cubic root of 101055666 is about 465.7864918628.

The spelling of 101055666 in words is "one hundred one million, fifty-five thousand, six hundred sixty-six".