111100000011001 has 8 divisors (see below), whose sum is σ = 115964948252160. Its totient is φ = 106237927891392.

The previous prime is 111100000010999. The next prime is 111100000011029. The reversal of 111100000011001 is 100110000001111.

It is a happy number.

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

It is not a de Polignac number, because 111100000011001 - 2¹ = 111100000010999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111100000011101) 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, 718951440 + ... + 719105953.

It is an arithmetic number, because the mean of its divisors is an integer number (14495618531520).

Almost surely, 2^{111100000011001} is an apocalyptic number.

It is an amenable number.

111100000011001 is a deficient number, since it is larger than the sum of its proper divisors (4864948241159).

111100000011001 is a wasteful number, since it uses less digits than its factorization.

111100000011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438060775.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 111100000011001 its reverse (100110000001111), we get a palindrome (211210000012112).

The spelling of 111100000011001 in words is "one hundred eleven trillion, one hundred billion, eleven thousand, one".