111111111000011 has 8 divisors (see below), whose sum is σ = 119575699013664. Its totient is φ = 102860816353920.

The previous prime is 111111110999891. The next prime is 111111111000023. The reversal of 111111111000011 is 110000111111111.

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 111111111000011 - 2³⁴ = 111093931130827 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 111111110999956 and 111111111000001.

It is not an unprimeable number, because it can be changed into a prime (111111111000061) 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, 53573340815 + ... + 53573342888.

It is an arithmetic number, because the mean of its divisors is an integer number (14946962376708).

Almost surely, 2^{111111111000011} is an apocalyptic number.

111111111000011 is a deficient number, since it is larger than the sum of its proper divisors (8464588013653).

111111111000011 is a wasteful number, since it uses less digits than its factorization.

111111111000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107146683781.

The product of its (nonzero) digits is 1, while the sum is 11.

Adding to 111111111000011 its reverse (110000111111111), we get a palindrome (221111222111122).

It can be divided in two parts, 1111111 and 11000011, that multiplied together give a palindrome (12222233222221).

The spelling of 111111111000011 in words is "one hundred eleven trillion, one hundred eleven billion, one hundred eleven million, eleven", and thus it is an aban number.