109819099908 has 72 divisors (see below), whose sum is σ = 324633236928. Its totient is φ = 30647187648.

The previous prime is 109819099903. The next prime is 109819099909. The reversal of 109819099908 is 809990918901.

It is a super-3 number, since 3×109819099908³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (109819099903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5056491 + ... + 5078162.

Almost surely, 2^109819099908 is an apocalyptic number.

109819099908 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

109819099908 is an abundant number, since it is smaller than the sum of its proper divisors (214814137020).

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

109819099908 is a wasteful number, since it uses less digits than its factorization.

109819099908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10134713 (or 10134708 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 63.

The spelling of 109819099908 in words is "one hundred nine billion, eight hundred nineteen million, ninety-nine thousand, nine hundred eight".