111111000099 has 16 divisors (see below), whose sum is σ = 162031484160. Its totient is φ = 67166881760.

The previous prime is 111111000061. The next prime is 111111000101. The reversal of 111111000099 is 990000111111.

It is not a de Polignac number, because 111111000099 - 2⁷ = 111110999971 is a prime.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (111111000199) 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, 4314927 + ... + 4340600.

It is an arithmetic number, because the mean of its divisors is an integer number (10126967760).

Almost surely, 2^111111000099 is an apocalyptic number.

111111000099 is a deficient number, since it is larger than the sum of its proper divisors (50920484061).

111111000099 is a wasteful number, since it uses less digits than its factorization.

111111000099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8655930.

The product of its (nonzero) digits is 81, while the sum is 24.

The spelling of 111111000099 in words is "one hundred eleven billion, one hundred eleven million, ninety-nine", and thus it is an aban number.