11111200000111 has 8 divisors (see below), whose sum is σ = 11256024793184. Its totient is φ = 10967312584800.

The previous prime is 11111200000099. The next prime is 11111200000141. The reversal of 11111200000111 is 11100000211111.

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 11111200000111 - 2²⁵ = 11111166445679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111200000141) 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, 234320580 + ... + 234367993.

It is an arithmetic number, because the mean of its divisors is an integer number (1407003099148).

Almost surely, 2^{11111200000111} is an apocalyptic number.

11111200000111 is a deficient number, since it is larger than the sum of its proper divisors (144824793073).

11111200000111 is a wasteful number, since it uses less digits than its factorization.

11111200000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468688881.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11111200000111 its reverse (11100000211111), we get a palindrome (22211200211222).

The spelling of 11111200000111 in words is "eleven trillion, one hundred eleven billion, two hundred million, one hundred eleven", and thus it is an aban number.