100109999999 has 16 divisors (see below), whose sum is σ = 103955300640. Its totient is φ = 96356021760.

The previous prime is 100109999981. The next prime is 100110000007. The reversal of 100109999999 is 999999901001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100109999999 is a prime.

It is a Duffinian number.

100109999999 is a modest number, since divided by 999999 gives 100109 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100109999909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 505229 + ... + 674889.

It is an arithmetic number, because the mean of its divisors is an integer number (6497206290).

Almost surely, 2^100109999999 is an apocalyptic number.

100109999999 is a deficient number, since it is larger than the sum of its proper divisors (3845300641).

100109999999 is a wasteful number, since it uses less digits than its factorization.

100109999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169930.

The product of its (nonzero) digits is 4782969, while the sum is 65.

The spelling of 100109999999 in words is "one hundred billion, one hundred nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".