111111111110011 has 16 divisors (see below), whose sum is σ = 112185558374400. Its totient is φ = 110041839151200.

The previous prime is 111111111110009. The next prime is 111111111110047. The reversal of 111111111110011 is 110011111111111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111111111110011 - 2¹ = 111111111110009 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 = 111111111109973 and 111111111110000.

It is not an unprimeable number, because it can be changed into a prime (111111111110071) 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, 1365447156 + ... + 1365528526.

It is an arithmetic number, because the mean of its divisors is an integer number (7011597398400).

Almost surely, 2^{111111111110011} is an apocalyptic number.

111111111110011 is a deficient number, since it is larger than the sum of its proper divisors (1074447264389).

111111111110011 is a wasteful number, since it uses less digits than its factorization.

111111111110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113010.

The product of its (nonzero) digits is 1, while the sum is 13.

Adding to 111111111110011 its reverse (110011111111111), we get a palindrome (221122222221122).

It can be divided in two parts, 1111111111100 and 11, that added together give a palindrome (1111111111111).

The spelling of 111111111110011 in words is "one hundred eleven trillion, one hundred eleven billion, one hundred eleven million, one hundred ten thousand, eleven".