20303200323 has 18 divisors (see below), whose sum is σ = 34114901964. Its totient is φ = 11601828504.

The previous prime is 20303200273. The next prime is 20303200339. The reversal of 20303200323 is 32300230302.

20303200323 is a `hidden beast` number, since 20 + 3 + 0 + 320 + 0 + 323 = 666.

It is not a de Polignac number, because 20303200323 - 2⁶ = 20303200259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20303200296 and 20303200305.

It is not an unprimeable number, because it can be changed into a prime (20303200373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 23019061 + ... + 23019942.

Almost surely, 2^20303200323 is an apocalyptic number.

20303200323 is a deficient number, since it is larger than the sum of its proper divisors (13811701641).

20303200323 is a wasteful number, since it uses less digits than its factorization.

20303200323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46039023 (or 46039013 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 20303200323 its reverse (32300230302), we get a palindrome (52603430625).

The spelling of 20303200323 in words is "twenty billion, three hundred three million, two hundred thousand, three hundred twenty-three".