11232131224 has 8 divisors (see below), whose sum is σ = 21060246060. Its totient is φ = 5616065608.

The previous prime is 11232131147. The next prime is 11232131227. The reversal of 11232131224 is 42213123211.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 11232131195 and 11232131204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11232131227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702008194 + ... + 702008209.

Almost surely, 2^11232131224 is an apocalyptic number.

It is an amenable number.

11232131224 is a deficient number, since it is larger than the sum of its proper divisors (9828114836).

11232131224 is a wasteful number, since it uses less digits than its factorization.

11232131224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404016409 (or 1404016405 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

Adding to 11232131224 its reverse (42213123211), we get a palindrome (53445254435).

The spelling of 11232131224 in words is "eleven billion, two hundred thirty-two million, one hundred thirty-one thousand, two hundred twenty-four".