11112400011 has 16 divisors (see below), whose sum is σ = 14940718848. Its totient is φ = 7346258400.

The previous prime is 11112400007. The next prime is 11112400043. The reversal of 11112400011 is 11000421111.

It is not a de Polignac number, because 11112400011 - 2² = 11112400007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11112400011.

It is not an unprimeable number, because it can be changed into a prime (11112400511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558901 + ... + 578441.

It is an arithmetic number, because the mean of its divisors is an integer number (933794928).

Almost surely, 2^11112400011 is an apocalyptic number.

11112400011 is a deficient number, since it is larger than the sum of its proper divisors (3828318837).

11112400011 is a wasteful number, since it uses less digits than its factorization.

11112400011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21122.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11112400011 its reverse (11000421111), we get a palindrome (22112821122).

The spelling of 11112400011 in words is "eleven billion, one hundred twelve million, four hundred thousand, eleven".