11124243311 has 4 divisors (see below), whose sum is σ = 11125170072. Its totient is φ = 11123316552.

The previous prime is 11124243283. The next prime is 11124243331. The reversal of 11124243311 is 11334242111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11334242111 = 149 ⋅76068739.

It is a cyclic number.

It is not a de Polignac number, because 11124243311 - 2²⁶ = 11057134447 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 (11124243331) 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, 445136 + ... + 469461.

It is an arithmetic number, because the mean of its divisors is an integer number (2781292518).

Almost surely, 2^11124243311 is an apocalyptic number.

11124243311 is a deficient number, since it is larger than the sum of its proper divisors (926761).

11124243311 is an equidigital number, since it uses as much as digits as its factorization.

11124243311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926760.

The product of its digits is 576, while the sum is 23.

Adding to 11124243311 its reverse (11334242111), we get a palindrome (22458485422).

The spelling of 11124243311 in words is "eleven billion, one hundred twenty-four million, two hundred forty-three thousand, three hundred eleven".