100081835 has 36 divisors (see below), whose sum is σ = 146505168. Its totient is φ = 64285056.

The previous prime is 100081831. The next prime is 100081841. The reversal of 100081835 is 538180001.

It is not a de Polignac number, because 100081835 - 2² = 100081831 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100081831) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1124471 + ... + 1124559.

It is an arithmetic number, because the mean of its divisors is an integer number (4069588).

Almost surely, 2^100081835 is an apocalyptic number.

100081835 is a deficient number, since it is larger than the sum of its proper divisors (46423333).

100081835 is an frugal number, since it uses more digits than its factorization.

100081835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 100081835 is about 10004.0909132215. The cubic root of 100081835 is about 464.2854636460.

The spelling of 100081835 in words is "one hundred million, eighty-one thousand, eight hundred thirty-five".