20200322321321 has 16 divisors (see below), whose sum is σ = 21329886643200. Its totient is φ = 19107087439680.

The previous prime is 20200322321303. The next prime is 20200322321327. The reversal of 20200322321321 is 12312322300202.

It is a de Polignac number, because none of the positive numbers 2^k-20200322321321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20200322321327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38720945 + ... + 39239166.

It is an arithmetic number, because the mean of its divisors is an integer number (1333117915200).

Almost surely, 2^{20200322321321} is an apocalyptic number.

It is an amenable number.

20200322321321 is a deficient number, since it is larger than the sum of its proper divisors (1129564321879).

20200322321321 is a wasteful number, since it uses less digits than its factorization.

20200322321321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77960344.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20200322321321 its reverse (12312322300202), we get a palindrome (32512644621523).

The spelling of 20200322321321 in words is "twenty trillion, two hundred billion, three hundred twenty-two million, three hundred twenty-one thousand, three hundred twenty-one".