20320131200322 has 8 divisors (see below), whose sum is σ = 40640262400656. Its totient is φ = 6773377066772.

The previous prime is 20320131200293. The next prime is 20320131200339. The reversal of 20320131200322 is 22300213102302.

It is a happy number.

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

20320131200322 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1693344266688 + ... + 1693344266699.

It is an arithmetic number, because the mean of its divisors is an integer number (5080032800082).

Almost surely, 2^{20320131200322} is an apocalyptic number.

20320131200322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20320131200322 is a wasteful number, since it uses less digits than its factorization.

20320131200322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3386688533392.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20320131200322 its reverse (22300213102302), we get a palindrome (42620344302624).

The spelling of 20320131200322 in words is "twenty trillion, three hundred twenty billion, one hundred thirty-one million, two hundred thousand, three hundred twenty-two".