200303321023 has 16 divisors (see below), whose sum is σ = 217745367840. Its totient is φ = 183152721024.

The previous prime is 200303320991. The next prime is 200303321033. The reversal of 200303321023 is 320123303002.

It is a happy number.

It is not a de Polignac number, because 200303321023 - 2⁵ = 200303320991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200303321033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6393465 + ... + 6424717.

It is an arithmetic number, because the mean of its divisors is an integer number (13609085490).

Almost surely, 2^200303321023 is an apocalyptic number.

200303321023 is a deficient number, since it is larger than the sum of its proper divisors (17442046817).

200303321023 is a wasteful number, since it uses less digits than its factorization.

200303321023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35898.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 200303321023 its reverse (320123303002), we get a palindrome (520426624025).

The spelling of 200303321023 in words is "two hundred billion, three hundred three million, three hundred twenty-one thousand, twenty-three".