12240213222232 has 16 divisors (see below), whose sum is σ = 23741792888400. Its totient is φ = 5909068452000.

The previous prime is 12240213222229. The next prime is 12240213222233. The reversal of 12240213222232 is 23222231204221.

It is a happy number.

12240213222232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12240213222232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12240213222233) 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, 26379769644 + ... + 26379770107.

It is an arithmetic number, because the mean of its divisors is an integer number (1483862055525).

Almost surely, 2^{12240213222232} is an apocalyptic number.

It is an amenable number.

12240213222232 is a deficient number, since it is larger than the sum of its proper divisors (11501579666168).

12240213222232 is a wasteful number, since it uses less digits than its factorization.

12240213222232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52759539786 (or 52759539782 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 12240213222232 its reverse (23222231204221), we get a palindrome (35462444426453).

The spelling of 12240213222232 in words is "twelve trillion, two hundred forty billion, two hundred thirteen million, two hundred twenty-two thousand, two hundred thirty-two".