11102912111 has 4 divisors (see below), whose sum is σ = 11204773800. Its totient is φ = 11001050424.

The previous prime is 11102912099. The next prime is 11102912113. The reversal of 11102912111 is 11121920111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11102912111 - 2⁶ = 11102912047 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 (11102912113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50930681 + ... + 50930898.

It is an arithmetic number, because the mean of its divisors is an integer number (2801193450).

Almost surely, 2^11102912111 is an apocalyptic number.

11102912111 is a deficient number, since it is larger than the sum of its proper divisors (101861689).

11102912111 is a wasteful number, since it uses less digits than its factorization.

11102912111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101861688.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 11102912111 in words is "eleven billion, one hundred two million, nine hundred twelve thousand, one hundred eleven".