12230312224240 has 160 divisors (see below), whose sum is σ = 32056213128192. Its totient is φ = 4300947840000.

The previous prime is 12230312224237. The next prime is 12230312224267. The reversal of 12230312224240 is 4242221303221.

It is a junction number, because it is equal to n+sod(n) for n = 12230312224199 and 12230312224208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2221785 + ... + 5421895.

Almost surely, 2^{12230312224240} is an apocalyptic number.

12230312224240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12230312224240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16028106564096).

12230312224240 is an abundant number, since it is smaller than the sum of its proper divisors (19825900903952).

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

12230312224240 is a wasteful number, since it uses less digits than its factorization.

12230312224240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3200279 (or 3200273 counting only the distinct ones).

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

Adding to 12230312224240 its reverse (4242221303221), we get a palindrome (16472533527461).

The spelling of 12230312224240 in words is "twelve trillion, two hundred thirty billion, three hundred twelve million, two hundred twenty-four thousand, two hundred forty".