12240234232 has 8 divisors (see below), whose sum is σ = 22950439200. Its totient is φ = 6120117112.

The previous prime is 12240234203. The next prime is 12240234239. The reversal of 12240234232 is 23243204221.

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 = 12240234197 and 12240234206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12240234239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765014632 + ... + 765014647.

It is an arithmetic number, because the mean of its divisors is an integer number (2868804900).

Almost surely, 2^12240234232 is an apocalyptic number.

It is an amenable number.

12240234232 is a deficient number, since it is larger than the sum of its proper divisors (10710204968).

12240234232 is a wasteful number, since it uses less digits than its factorization.

12240234232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530029285 (or 1530029281 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12240234232 its reverse (23243204221), we get a palindrome (35483438453).

The spelling of 12240234232 in words is "twelve billion, two hundred forty million, two hundred thirty-four thousand, two hundred thirty-two".