110000999999 has 32 divisors (see below), whose sum is σ = 125923472640. Its totient is φ = 95170118400.

The previous prime is 110000999987. The next prime is 110001000019. The reversal of 110000999999 is 999999000011.

It is a cyclic number.

It is not a de Polignac number, because 110000999999 - 2²⁴ = 109984222783 is a prime.

It is a Duffinian number.

110000999999 is a modest number, since divided by 999999 gives 110000 as remainder.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110000999099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12095444 + ... + 12104534.

It is an arithmetic number, because the mean of its divisors is an integer number (3935108520).

Almost surely, 2^110000999999 is an apocalyptic number.

110000999999 is a deficient number, since it is larger than the sum of its proper divisors (15922472641).

110000999999 is a wasteful number, since it uses less digits than its factorization.

110000999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9671.

The product of its (nonzero) digits is 531441, while the sum is 56.

It can be divided in two parts, 11000099 and 9999, that multiplied together give a palindrome (109989989901).

The spelling of 110000999999 in words is "one hundred ten billion, nine hundred ninety-nine thousand, nine hundred ninety-nine".