6111100111 has 8 divisors (see below), whose sum is σ = 6161657040. Its totient is φ = 6060637632.

The previous prime is 6111100103. The next prime is 6111100157. The reversal of 6111100111 is 1110011116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6111100111 - 2³ = 6111100103 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6111100091 and 6111100100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6111100811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109401 + ... + 155533.

It is an arithmetic number, because the mean of its divisors is an integer number (770207130).

Almost surely, 2^6111100111 is an apocalyptic number.

6111100111 is a deficient number, since it is larger than the sum of its proper divisors (50556929).

6111100111 is a wasteful number, since it uses less digits than its factorization.

6111100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47225.

The product of its (nonzero) digits is 6, while the sum is 13.

The square root of 6111100111 is about 78173.5256400784. The cubic root of 6111100111 is about 1828.2677538378.

Adding to 6111100111 its reverse (1110011116), we get a palindrome (7221111227).

The spelling of 6111100111 in words is "six billion, one hundred eleven million, one hundred thousand, one hundred eleven".