20321133130313 has 8 divisors (see below), whose sum is σ = 20514600125280. Its totient is φ = 20127731873760.

The previous prime is 20321133130303. The next prime is 20321133130339. The reversal of 20321133130313 is 31303133112302.

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

It is not a de Polignac number, because 20321133130313 - 2⁴ = 20321133130297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20321133130303) 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, 15813308 + ... + 17050013.

It is an arithmetic number, because the mean of its divisors is an integer number (2564325015660).

Almost surely, 2^{20321133130313} is an apocalyptic number.

It is an amenable number.

20321133130313 is a deficient number, since it is larger than the sum of its proper divisors (193466994967).

20321133130313 is a wasteful number, since it uses less digits than its factorization.

20321133130313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32869207.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 20321133130313 its reverse (31303133112302), we get a palindrome (51624266242615).

The spelling of 20321133130313 in words is "twenty trillion, three hundred twenty-one billion, one hundred thirty-three million, one hundred thirty thousand, three hundred thirteen".