111200011101 has 48 divisors (see below), whose sum is σ = 168016343040. Its totient is φ = 70811619840.

The previous prime is 111200011033. The next prime is 111200011133. The reversal of 111200011101 is 101110002111.

It is not a de Polignac number, because 111200011101 - 2¹⁵ = 111199978333 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111200011171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4269045 + ... + 4295013.

It is an arithmetic number, because the mean of its divisors is an integer number (3500340480).

Almost surely, 2^111200011101 is an apocalyptic number.

It is an amenable number.

111200011101 is a deficient number, since it is larger than the sum of its proper divisors (56816331939).

111200011101 is a wasteful number, since it uses less digits than its factorization.

111200011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26266 (or 26263 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 111200011101 its reverse (101110002111), we get a palindrome (212310013212).

The spelling of 111200011101 in words is "one hundred eleven billion, two hundred million, eleven thousand, one hundred one".