11441433311 has 24 divisors (see below), whose sum is σ = 14531265360. Its totient is φ = 8908099200.

The previous prime is 11441433301. The next prime is 11441433317. The reversal of 11441433311 is 11333414411.

It is a de Polignac number, because none of the positive numbers 2^k-11441433311 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 (11441433317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 703985 + ... + 720053.

It is an arithmetic number, because the mean of its divisors is an integer number (605469390).

Almost surely, 2^11441433311 is an apocalyptic number.

11441433311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11441433311 is a deficient number, since it is larger than the sum of its proper divisors (3089832049).

11441433311 is a wasteful number, since it uses less digits than its factorization.

11441433311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17415 (or 17408 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

Adding to 11441433311 its reverse (11333414411), we get a palindrome (22774847722).

The spelling of 11441433311 in words is "eleven billion, four hundred forty-one million, four hundred thirty-three thousand, three hundred eleven".