11144023111 has 16 divisors (see below), whose sum is σ = 12649361760. Its totient is φ = 9744658560.

The previous prime is 11144023069. The next prime is 11144023157. The reversal of 11144023111 is 11132044111.

It is not a de Polignac number, because 11144023111 - 2⁷ = 11144022983 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 (11144029111) 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, 258885 + ... + 298846.

It is an arithmetic number, because the mean of its divisors is an integer number (790585110).

Almost surely, 2^11144023111 is an apocalyptic number.

11144023111 is a deficient number, since it is larger than the sum of its proper divisors (1505338649).

11144023111 is a wasteful number, since it uses less digits than its factorization.

11144023111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557826.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11144023111 its reverse (11132044111), we get a palindrome (22276067222).

The spelling of 11144023111 in words is "eleven billion, one hundred forty-four million, twenty-three thousand, one hundred eleven".