13320240121424 has 20 divisors (see below), whose sum is σ = 25817671209120. Its totient is φ = 6657615293280.

The previous prime is 13320240121387. The next prime is 13320240121429. The reversal of 13320240121424 is 42412104202331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13320240121429) 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 3 ways as a sum of consecutive naturals, for example, 156504092 + ... + 156589179.

It is an arithmetic number, because the mean of its divisors is an integer number (1290883560456).

Almost surely, 2^{13320240121424} is an apocalyptic number.

It is an amenable number.

13320240121424 is a deficient number, since it is larger than the sum of its proper divisors (12497431087696).

13320240121424 is a wasteful number, since it uses less digits than its factorization.

13320240121424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313095938 (or 313095932 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 13320240121424 its reverse (42412104202331), we get a palindrome (55732344323755).

The spelling of 13320240121424 in words is "thirteen trillion, three hundred twenty billion, two hundred forty million, one hundred twenty-one thousand, four hundred twenty-four".