202103201323 has 4 divisors (see below), whose sum is σ = 202563573520. Its totient is φ = 201642829128.

The previous prime is 202103201273. The next prime is 202103201357. The reversal of 202103201323 is 323102301202.

202103201323 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 202103201323 - 2²⁹ = 201566330411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202103201323.

It is not an unprimeable number, because it can be changed into a prime (202103291323) 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, 230185440 + ... + 230186317.

It is an arithmetic number, because the mean of its divisors is an integer number (50640893380).

Almost surely, 2^202103201323 is an apocalyptic number.

202103201323 is a deficient number, since it is larger than the sum of its proper divisors (460372197).

202103201323 is an equidigital number, since it uses as much as digits as its factorization.

202103201323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460372196.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 202103201323 its reverse (323102301202), we get a palindrome (525205502525).

The spelling of 202103201323 in words is "two hundred two billion, one hundred three million, two hundred one thousand, three hundred twenty-three".