110111999999 has 8 divisors (see below), whose sum is σ = 115911974640. Its totient is φ = 104312486016.

The previous prime is 110111999983. The next prime is 110112000001. The reversal of 110111999999 is 999999111011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 110111999999 - 2⁴ = 110111999983 is a prime.

It is a Duffinian number.

110111999999 is a modest number, since divided by 999999 gives 110111 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110111939999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445529 + ... + 647085.

It is an arithmetic number, because the mean of its divisors is an integer number (14488996830).

Almost surely, 2^110111999999 is an apocalyptic number.

110111999999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

110111999999 is a deficient number, since it is larger than the sum of its proper divisors (5799974641).

110111999999 is a wasteful number, since it uses less digits than its factorization.

110111999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230329.

The product of its (nonzero) digits is 531441, while the sum is 59.

The spelling of 110111999999 in words is "one hundred ten billion, one hundred eleven million, nine hundred ninety-nine thousand, nine hundred ninety-nine".