200321300123 has 4 divisors (see below), whose sum is σ = 228938628720. Its totient is φ = 171703971528.

The previous prime is 200321300041. The next prime is 200321300149. The reversal of 200321300123 is 321003123002.

200321300123 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 a cyclic number.

It is not a de Polignac number, because 200321300123 - 2¹⁸ = 200321037979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200321300923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14308664288 + ... + 14308664301.

It is an arithmetic number, because the mean of its divisors is an integer number (57234657180).

Almost surely, 2^200321300123 is an apocalyptic number.

200321300123 is a deficient number, since it is larger than the sum of its proper divisors (28617328597).

200321300123 is an equidigital number, since it uses as much as digits as its factorization.

200321300123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28617328596.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 200321300123 its reverse (321003123002), we get a palindrome (521324423125).

The spelling of 200321300123 in words is "two hundred billion, three hundred twenty-one million, three hundred thousand, one hundred twenty-three".