111200110011 has 16 divisors (see below), whose sum is σ = 173411478400. Its totient is φ = 70231648104.

The previous prime is 111200110009. The next prime is 111200110019. The reversal of 111200110011 is 110011002111.

It is not a de Polignac number, because 111200110011 - 2¹ = 111200110009 is a prime.

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

It is a Duffinian number.

111200110011 is a modest number, since divided by 110011 gives 1112 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 111200109975 and 111200110002.

It is not an unprimeable number, because it can be changed into a prime (111200110019) 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, 108381661 + ... + 108382686.

It is an arithmetic number, because the mean of its divisors is an integer number (10838217400).

Almost surely, 2^111200110011 is an apocalyptic number.

111200110011 is a deficient number, since it is larger than the sum of its proper divisors (62211368389).

111200110011 is a wasteful number, since it uses less digits than its factorization.

111200110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216764375 (or 216764369 counting only the distinct ones).

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

Adding to 111200110011 its reverse (110011002111), we get a palindrome (221211112122).

The spelling of 111200110011 in words is "one hundred eleven billion, two hundred million, one hundred ten thousand, eleven".