111100101101111 has 8 divisors (see below), whose sum is σ = 112502028075360. Its totient is φ = 109705131581472.

The previous prime is 111100101101083. The next prime is 111100101101137. The reversal of 111100101101111 is 111101101001111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111100101101111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111100101101092 and 111100101101101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111100101101411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1739331515 + ... + 1739395388.

It is an arithmetic number, because the mean of its divisors is an integer number (14062753509420).

Almost surely, 2^{111100101101111} is an apocalyptic number.

111100101101111 is a deficient number, since it is larger than the sum of its proper divisors (1401926974249).

111100101101111 is a wasteful number, since it uses less digits than its factorization.

111100101101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478727305.

The product of its (nonzero) digits is 1, while the sum is 11.

Adding to 111100101101111 its reverse (111101101001111), we get a palindrome (222201202102222).

The spelling of 111100101101111 in words is "one hundred eleven trillion, one hundred billion, one hundred one million, one hundred one thousand, one hundred eleven".