20332130815327 has 4 divisors (see below), whose sum is σ = 20336264207280. Its totient is φ = 20327997423376.

The previous prime is 20332130815309. The next prime is 20332130815343. The reversal of 20332130815327 is 72351803123302.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20332130815327 - 2¹¹ = 20332130813279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20332130815327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20332130825327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2066688598 + ... + 2066698435.

It is an arithmetic number, because the mean of its divisors is an integer number (5084066051820).

Almost surely, 2^{20332130815327} is an apocalyptic number.

20332130815327 is a deficient number, since it is larger than the sum of its proper divisors (4133391953).

20332130815327 is an equidigital number, since it uses as much as digits as its factorization.

20332130815327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4133391952.

The product of its (nonzero) digits is 181440, while the sum is 40.

Adding to 20332130815327 its reverse (72351803123302), we get a palindrome (92683933938629).

The spelling of 20332130815327 in words is "twenty trillion, three hundred thirty-two billion, one hundred thirty million, eight hundred fifteen thousand, three hundred twenty-seven".