20324303134421 has 32 divisors (see below), whose sum is σ = 24126732569856. Its totient is φ = 16877382912000.

The previous prime is 20324303134397. The next prime is 20324303134423. The reversal of 20324303134421 is 12443130342302.

It is not a de Polignac number, because 20324303134421 - 2⁶ = 20324303134357 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 (20324303134423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113944376 + ... + 114122606.

It is an arithmetic number, because the mean of its divisors is an integer number (753960392808).

Almost surely, 2^{20324303134421} is an apocalyptic number.

It is an amenable number.

20324303134421 is a deficient number, since it is larger than the sum of its proper divisors (3802429435435).

20324303134421 is a wasteful number, since it uses less digits than its factorization.

20324303134421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186573.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 20324303134421 its reverse (12443130342302), we get a palindrome (32767433476723).

The spelling of 20324303134421 in words is "twenty trillion, three hundred twenty-four billion, three hundred three million, one hundred thirty-four thousand, four hundred twenty-one".