20300203313331 has 4 divisors (see below), whose sum is σ = 27066937751112. Its totient is φ = 13533468875552.

The previous prime is 20300203313263. The next prime is 20300203313353. The reversal of 20300203313331 is 13331330200302.

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 20300203313331 - 2¹³ = 20300203305139 is a prime.

It is a super-2 number, since 2×20300203313331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20300203311331) 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, 3383367218886 + ... + 3383367218891.

It is an arithmetic number, because the mean of its divisors is an integer number (6766734437778).

Almost surely, 2^{20300203313331} is an apocalyptic number.

20300203313331 is a deficient number, since it is larger than the sum of its proper divisors (6766734437781).

20300203313331 is an equidigital number, since it uses as much as digits as its factorization.

20300203313331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6766734437780.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 20300203313331 its reverse (13331330200302), we get a palindrome (33631533513633).

The spelling of 20300203313331 in words is "twenty trillion, three hundred billion, two hundred three million, three hundred thirteen thousand, three hundred thirty-one".