100001109100 has 18 divisors (see below), whose sum is σ = 217002406964. Its totient is φ = 40000443600.

The previous prime is 100001109097. The next prime is 100001109121. The reversal of 100001109100 is 1901100001.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 500005446 + ... + 500005645.

Almost surely, 2^100001109100 is an apocalyptic number.

100001109100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100001109100 is an abundant number, since it is smaller than the sum of its proper divisors (117001297864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100001109100 is a wasteful number, since it uses less digits than its factorization.

100001109100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000011105 (or 1000011098 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 13.

Adding to 100001109100 its reverse (1901100001), we get a palindrome (101902209101).

The spelling of 100001109100 in words is "one hundred billion, one million, one hundred nine thousand, one hundred".