200323221321 has 8 divisors (see below), whose sum is σ = 270315672480. Its totient is φ = 131939792192.

The previous prime is 200323221311. The next prime is 200323221347. The reversal of 200323221321 is 123122323002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200323221321 - 2⁶ = 200323221257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200323221311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402255216 + ... + 402255713.

It is an arithmetic number, because the mean of its divisors is an integer number (33789459060).

Almost surely, 2^200323221321 is an apocalyptic number.

It is an amenable number.

200323221321 is a deficient number, since it is larger than the sum of its proper divisors (69992451159).

200323221321 is an equidigital number, since it uses as much as digits as its factorization.

200323221321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804511015.

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

Adding to 200323221321 its reverse (123122323002), we get a palindrome (323445544323).

The spelling of 200323221321 in words is "two hundred billion, three hundred twenty-three million, two hundred twenty-one thousand, three hundred twenty-one".