20300203222303 has 4 divisors (see below), whose sum is σ = 20300212476720. Its totient is φ = 20300193967888.

The previous prime is 20300203222297. The next prime is 20300203222307. The reversal of 20300203222303 is 30322230200302.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20300203222303 is a prime.

It is a super-2 number, since 2×20300203222303² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20300203222307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 732651 + ... + 6413827.

It is an arithmetic number, because the mean of its divisors is an integer number (5075053119180).

Almost surely, 2^{20300203222303} is an apocalyptic number.

20300203222303 is a deficient number, since it is larger than the sum of its proper divisors (9254417).

20300203222303 is an equidigital number, since it uses as much as digits as its factorization.

20300203222303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9254416.

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 20300203222303 its reverse (30322230200302), we get a palindrome (50622433422605).

The spelling of 20300203222303 in words is "twenty trillion, three hundred billion, two hundred three million, two hundred twenty-two thousand, three hundred three".