111000001111011 has 12 divisors (see below), whose sum is σ = 160340146635240. Its totient is φ = 73996856880480.

The previous prime is 111000001111009. The next prime is 111000001111039. The reversal of 111000001111011 is 110111100000111.

It is not a de Polignac number, because 111000001111011 - 2¹ = 111000001111009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 111000001110984 and 111000001111002.

It is not an unprimeable number, because it can be changed into a prime (111000001161011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 261764730 + ... + 262188431.

It is an arithmetic number, because the mean of its divisors is an integer number (13361678886270).

Almost surely, 2^{111000001111011} is an apocalyptic number.

111000001111011 is a deficient number, since it is larger than the sum of its proper divisors (49340145524229).

111000001111011 is a wasteful number, since it uses less digits than its factorization.

111000001111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523976706 (or 523976703 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 111000001111011 its reverse (110111100000111), we get a palindrome (221111101111122).

The spelling of 111000001111011 in words is "one hundred eleven trillion, one million, one hundred eleven thousand, eleven".