11124002111 has 4 divisors (see below), whose sum is σ = 11147822712. Its totient is φ = 11100181512.

The previous prime is 11124002083. The next prime is 11124002119. The reversal of 11124002111 is 11120042111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11120042111 = 7793 ⋅1426927.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11124002111 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 (11124002119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11909600 + ... + 11910533.

It is an arithmetic number, because the mean of its divisors is an integer number (2786955678).

Almost surely, 2^11124002111 is an apocalyptic number.

11124002111 is a deficient number, since it is larger than the sum of its proper divisors (23820601).

11124002111 is an equidigital number, since it uses as much as digits as its factorization.

11124002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23820600.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11124002111 its reverse (11120042111), we get a palindrome (22244044222).

The spelling of 11124002111 in words is "eleven billion, one hundred twenty-four million, two thousand, one hundred eleven".