100822665 has 16 divisors (see below), whose sum is σ = 170805888. Its totient is φ = 50608896.

The previous prime is 100822651. The next prime is 100822693. The reversal of 100822665 is 566228001.

It is not a de Polignac number, because 100822665 - 2⁹ = 100822153 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197437 + ... + 197946.

It is an arithmetic number, because the mean of its divisors is an integer number (10675368).

Almost surely, 2^100822665 is an apocalyptic number.

100822665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100822665 is a deficient number, since it is larger than the sum of its proper divisors (69983223).

100822665 is a wasteful number, since it uses less digits than its factorization.

100822665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395408.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 100822665 is about 10041.0489989841. The cubic root of 100822665 is about 465.4282330926.

The spelling of 100822665 in words is "one hundred million, eight hundred twenty-two thousand, six hundred sixty-five".