20220200321 has 4 divisors (see below), whose sum is σ = 20220735792. Its totient is φ = 20219664852.

The previous prime is 20220200309. The next prime is 20220200347. The reversal of 20220200321 is 12300202202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20220200321 - 2⁶ = 20220200257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20220200296 and 20220200305.

It is not an unprimeable number, because it can be changed into a prime (20220200921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206411 + ... + 288176.

It is an arithmetic number, because the mean of its divisors is an integer number (5055183948).

Almost surely, 2^20220200321 is an apocalyptic number.

It is an amenable number.

20220200321 is a deficient number, since it is larger than the sum of its proper divisors (535471).

20220200321 is an equidigital number, since it uses as much as digits as its factorization.

20220200321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535470.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 20220200321 its reverse (12300202202), we get a palindrome (32520402523).

The spelling of 20220200321 in words is "twenty billion, two hundred twenty million, two hundred thousand, three hundred twenty-one".