200020323 has 4 divisors (see below), whose sum is σ = 266693768. Its totient is φ = 133346880.

The previous prime is 200020319. The next prime is 200020361. The reversal of 200020323 is 323020002.

200020323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 200020323 - 2² = 200020319 is a prime.

It is a super-2 number, since 2×200020323² = 80016259226048658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200020299 and 200020308.

It is not an unprimeable number, because it can be changed into a prime (200020313) 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, 33336718 + ... + 33336723.

It is an arithmetic number, because the mean of its divisors is an integer number (66673442).

Almost surely, 2^200020323 is an apocalyptic number.

200020323 is a deficient number, since it is larger than the sum of its proper divisors (66673445).

200020323 is an equidigital number, since it uses as much as digits as its factorization.

200020323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66673444.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 200020323 is about 14142.8541320343. The cubic root of 200020323 is about 584.8233552425.

Adding to 200020323 its reverse (323020002), we get a palindrome (523040325).

The spelling of 200020323 in words is "two hundred million, twenty thousand, three hundred twenty-three".