11343041111 has 4 divisors (see below), whose sum is σ = 11379514224. Its totient is φ = 11306568000.

The previous prime is 11343041089. The next prime is 11343041117. The reversal of 11343041111 is 11114034311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11343041111 is a prime.

It is a super-2 number, since 2×11343041111² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11343041117) 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, 18236090 + ... + 18236711.

It is an arithmetic number, because the mean of its divisors is an integer number (2844878556).

Almost surely, 2^11343041111 is an apocalyptic number.

11343041111 is a deficient number, since it is larger than the sum of its proper divisors (36473113).

11343041111 is an equidigital number, since it uses as much as digits as its factorization.

11343041111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36473112.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11343041111 its reverse (11114034311), we get a palindrome (22457075422).

The spelling of 11343041111 in words is "eleven billion, three hundred forty-three million, forty-one thousand, one hundred eleven".