100766223 has 12 divisors (see below), whose sum is σ = 145662088. Its totient is φ = 67126320.

The previous prime is 100766203. The next prime is 100766231. The reversal of 100766223 is 322667001.

It is a happy number.

It is not a de Polignac number, because 100766223 - 2¹⁷ = 100635151 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 (100766203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11136 + ... + 18042.

Almost surely, 2^100766223 is an apocalyptic number.

100766223 is a deficient number, since it is larger than the sum of its proper divisors (44895865).

100766223 is a wasteful number, since it uses less digits than its factorization.

100766223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8534 (or 8531 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 100766223 is about 10038.2380426049. The cubic root of 100766223 is about 465.3413657072.

The spelling of 100766223 in words is "one hundred million, seven hundred sixty-six thousand, two hundred twenty-three".