12321231650244 has 96 divisors (see below), whose sum is σ = 34941355236480. Its totient is φ = 3723696489600.

The previous prime is 12321231650243. The next prime is 12321231650249. The reversal of 12321231650244 is 44205613212321.

It is a happy number.

12321231650244 is a `hidden beast` number, since 1 + 2 + 321 + 2 + 31 + 65 + 0 + 244 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 12321231650199 and 12321231650208.

It is not an unprimeable number, because it can be changed into a prime (12321231650243) 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, 13459567 + ... + 14345814.

It is an arithmetic number, because the mean of its divisors is an integer number (363972450380).

Almost surely, 2^{12321231650244} is an apocalyptic number.

It is an amenable number.

12321231650244 is an abundant number, since it is smaller than the sum of its proper divisors (22620123586236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12321231650244 is a wasteful number, since it uses less digits than its factorization.

12321231650244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27805778 (or 27805770 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 12321231650244 its reverse (44205613212321), we get a palindrome (56526844862565).

The spelling of 12321231650244 in words is "twelve trillion, three hundred twenty-one billion, two hundred thirty-one million, six hundred fifty thousand, two hundred forty-four".