20332232200331 has 4 divisors (see below), whose sum is σ = 21528245859192. Its totient is φ = 19136218541472.

The previous prime is 20332232200321. The next prime is 20332232200333. The reversal of 20332232200331 is 13300223223302.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20332232200331 is a prime.

It is a super-2 number, since 2×20332232200331² (a number of 27 digits) contains 22 as substring.

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 20332232200331.

It is not an unprimeable number, because it can be changed into a prime (20332232200333) 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, 598006829405 + ... + 598006829438.

It is an arithmetic number, because the mean of its divisors is an integer number (5382061464798).

Almost surely, 2^{20332232200331} is an apocalyptic number.

20332232200331 is a deficient number, since it is larger than the sum of its proper divisors (1196013658861).

20332232200331 is a wasteful number, since it uses less digits than its factorization.

20332232200331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196013658860.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 20332232200331 its reverse (13300223223302), we get a palindrome (33632455423633).

The spelling of 20332232200331 in words is "twenty trillion, three hundred thirty-two billion, two hundred thirty-two million, two hundred thousand, three hundred thirty-one".