20324200501 has 16 divisors (see below), whose sum is σ = 22953166848. Its totient is φ = 17828895600.

The previous prime is 20324200483. The next prime is 20324200511. The reversal of 20324200501 is 10500242302.

It is a cyclic number.

It is not a de Polignac number, because 20324200501 - 2⁵ = 20324200469 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 (20324200511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32446 + ... + 204208.

It is an arithmetic number, because the mean of its divisors is an integer number (1434572928).

Almost surely, 2^20324200501 is an apocalyptic number.

It is an amenable number.

20324200501 is a deficient number, since it is larger than the sum of its proper divisors (2628966347).

20324200501 is a wasteful number, since it uses less digits than its factorization.

20324200501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172152.

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 20324200501 its reverse (10500242302), we get a palindrome (30824442803).

The spelling of 20324200501 in words is "twenty billion, three hundred twenty-four million, two hundred thousand, five hundred one".