100100985 has 8 divisors (see below), whose sum is σ = 160161600. Its totient is φ = 53387184.

The previous prime is 100100927. The next prime is 100101007. The reversal of 100100985 is 589001001.

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

It is not a de Polignac number, because 100100985 - 2⁷ = 100100857 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3336685 + ... + 3336714.

It is an arithmetic number, because the mean of its divisors is an integer number (20020200).

Almost surely, 2^100100985 is an apocalyptic number.

100100985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100100985 is a deficient number, since it is larger than the sum of its proper divisors (60060615).

100100985 is an equidigital number, since it uses as much as digits as its factorization.

100100985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6673407.

The product of its (nonzero) digits is 360, while the sum is 24.

The square root of 100100985 is about 10005.0479758970. The cubic root of 100100985 is about 464.3150744127.

Adding to 100100985 its reverse (589001001), we get a palindrome (689101986).

The spelling of 100100985 in words is "one hundred million, one hundred thousand, nine hundred eighty-five".