100101009999 has 8 divisors (see below), whose sum is σ = 133470687232. Its totient is φ = 66732669720.

The previous prime is 100101009973. The next prime is 100101010013. The reversal of 100101009999 is 999900101001.

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

It is not a de Polignac number, because 100101009999 - 2⁷ = 100101009871 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 (100101009959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144079 + ... + 470064.

It is an arithmetic number, because the mean of its divisors is an integer number (16683835904).

Almost surely, 2^100101009999 is an apocalyptic number.

100101009999 is a deficient number, since it is larger than the sum of its proper divisors (33369677233).

100101009999 is an equidigital number, since it uses as much as digits as its factorization.

100101009999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668477.

The product of its (nonzero) digits is 6561, while the sum is 39.

The spelling of 100101009999 in words is "one hundred billion, one hundred one million, nine thousand, nine hundred ninety-nine".