20324204232321 has 8 divisors (see below), whose sum is σ = 29562478883424. Its totient is φ = 12317699534720.

The previous prime is 20324204232281. The next prime is 20324204232347. The reversal of 20324204232321 is 12323240242302.

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 20324204232321 - 2⁹ = 20324204231809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20324204232121) 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, 307942488336 + ... + 307942488401.

It is an arithmetic number, because the mean of its divisors is an integer number (3695309860428).

Almost surely, 2^{20324204232321} is an apocalyptic number.

It is an amenable number.

20324204232321 is a deficient number, since it is larger than the sum of its proper divisors (9238274651103).

20324204232321 is a wasteful number, since it uses less digits than its factorization.

20324204232321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615884976751.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 20324204232321 its reverse (12323240242302), we get a palindrome (32647444474623).

The spelling of 20324204232321 in words is "twenty trillion, three hundred twenty-four billion, two hundred four million, two hundred thirty-two thousand, three hundred twenty-one".