11041142111 has 4 divisors (see below), whose sum is σ = 11521191792. Its totient is φ = 10561092432.

The previous prime is 11041142107. The next prime is 11041142113. The reversal of 11041142111 is 11124114011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11124114011 = 1279 ⋅8697509.

It is a cyclic number.

It is not a de Polignac number, because 11041142111 - 2² = 11041142107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11041142111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11041142113) 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, 240024806 + ... + 240024851.

It is an arithmetic number, because the mean of its divisors is an integer number (2880297948).

Almost surely, 2^11041142111 is an apocalyptic number.

11041142111 is a deficient number, since it is larger than the sum of its proper divisors (480049681).

11041142111 is an equidigital number, since it uses as much as digits as its factorization.

11041142111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480049680.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11041142111 its reverse (11124114011), we get a palindrome (22165256122).

The spelling of 11041142111 in words is "eleven billion, forty-one million, one hundred forty-two thousand, one hundred eleven".