13224143020240 has 160 divisors (see below), whose sum is σ = 31475332306944. Its totient is φ = 5165508741120.

The previous prime is 13224143020237. The next prime is 13224143020241. The reversal of 13224143020240 is 4202034142231.

It is a junction number, because it is equal to n+sod(n) for n = 13224143020199 and 13224143020208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13224143020241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1016687817 + ... + 1016700823.

Almost surely, 2^{13224143020240} is an apocalyptic number.

13224143020240 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 13224143020240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15737666153472).

13224143020240 is an abundant number, since it is smaller than the sum of its proper divisors (18251189286704).

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

13224143020240 is a wasteful number, since it uses less digits than its factorization.

13224143020240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14565 (or 14559 counting only the distinct ones).

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

Adding to 13224143020240 its reverse (4202034142231), we get a palindrome (17426177162471).

The spelling of 13224143020240 in words is "thirteen trillion, two hundred twenty-four billion, one hundred forty-three million, twenty thousand, two hundred forty".