20332213320313 has 4 divisors (see below), whose sum is σ = 20715839986788. Its totient is φ = 19948586653840.

The previous prime is 20332213320311. The next prime is 20332213320337. The reversal of 20332213320313 is 31302331223302.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5327219437929 + 15004993882384 = 2308077^2 + 3873628^2 .

It is a cyclic number.

It is not a de Polignac number, because 20332213320313 - 2¹ = 20332213320311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20332213320311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191813333158 + ... + 191813333263.

It is an arithmetic number, because the mean of its divisors is an integer number (5178959996697).

Almost surely, 2^{20332213320313} is an apocalyptic number.

It is an amenable number.

20332213320313 is a deficient number, since it is larger than the sum of its proper divisors (383626666475).

20332213320313 is an equidigital number, since it uses as much as digits as its factorization.

20332213320313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383626666474.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 20332213320313 its reverse (31302331223302), we get a palindrome (51634544543615).

The spelling of 20332213320313 in words is "twenty trillion, three hundred thirty-two billion, two hundred thirteen million, three hundred twenty thousand, three hundred thirteen".