13124420521501 has 8 divisors (see below), whose sum is σ = 13137223619520. Its totient is φ = 13111618283712.

The previous prime is 13124420521463. The next prime is 13124420521507. The reversal of 13124420521501 is 10512502442131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13124420521501 - 2¹¹ = 13124420519453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13124420521507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32774181 + ... + 33172213.

It is an arithmetic number, because the mean of its divisors is an integer number (1642152952440).

Almost surely, 2^{13124420521501} is an apocalyptic number.

It is an amenable number.

13124420521501 is a deficient number, since it is larger than the sum of its proper divisors (12803098019).

13124420521501 is a wasteful number, since it uses less digits than its factorization.

13124420521501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430115.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 13124420521501 its reverse (10512502442131), we get a palindrome (23636922963632).

The spelling of 13124420521501 in words is "thirteen trillion, one hundred twenty-four billion, four hundred twenty million, five hundred twenty-one thousand, five hundred one".