11243311233 has 32 divisors (see below), whose sum is σ = 19789608960. Its totient is φ = 5497109760.

The previous prime is 11243311217. The next prime is 11243311253. The reversal of 11243311233 is 33211334211.

It is not a de Polignac number, because 11243311233 - 2⁴ = 11243311217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11243311253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1427613 + ... + 1435466.

It is an arithmetic number, because the mean of its divisors is an integer number (618425280).

Almost surely, 2^11243311233 is an apocalyptic number.

It is an amenable number.

11243311233 is a deficient number, since it is larger than the sum of its proper divisors (8546297727).

11243311233 is a wasteful number, since it uses less digits than its factorization.

11243311233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2863117.

The product of its digits is 1296, while the sum is 24.

Adding to 11243311233 its reverse (33211334211), we get a palindrome (44454645444).

The spelling of 11243311233 in words is "eleven billion, two hundred forty-three million, three hundred eleven thousand, two hundred thirty-three".