111101200011 has 24 divisors (see below), whose sum is σ = 167634005760. Its totient is φ = 70772204976.

The previous prime is 111101199997. The next prime is 111101200037. The reversal of 111101200011 is 110002101111.

It is not a de Polignac number, because 111101200011 - 2⁹ = 111101199499 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 = 111101199966 and 111101200002.

It is not an unprimeable number, because it can be changed into a prime (111101200711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87351 + ... + 479408.

It is an arithmetic number, because the mean of its divisors is an integer number (6984750240).

Almost surely, 2^111101200011 is an apocalyptic number.

111101200011 is a deficient number, since it is larger than the sum of its proper divisors (56532805749).

111101200011 is a wasteful number, since it uses less digits than its factorization.

111101200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567735 (or 567732 counting only the distinct ones).

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

Adding to 111101200011 its reverse (110002101111), we get a palindrome (221103301122).

It can be divided in two parts, 11110 and 1200011, that added together give a palindrome (1211121).

The spelling of 111101200011 in words is "one hundred eleven billion, one hundred one million, two hundred thousand, eleven".