19940099110 has 16 divisors (see below), whose sum is σ = 35894228832. Its totient is φ = 7975584000.

The previous prime is 19940099099. The next prime is 19940099129. The reversal of 19940099110 is 1199004991.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169855 + ... + 262165.

It is an arithmetic number, because the mean of its divisors is an integer number (2243389302).

Almost surely, 2^19940099110 is an apocalyptic number.

19940099110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19940099110 is a deficient number, since it is larger than the sum of its proper divisors (15954129722).

19940099110 is a wasteful number, since it uses less digits than its factorization.

19940099110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113919.

The product of its (nonzero) digits is 26244, while the sum is 43.

The spelling of 19940099110 in words is "nineteen billion, nine hundred forty million, ninety-nine thousand, one hundred ten".