20300000020313 has 8 divisors (see below), whose sum is σ = 21910227885000. Its totient is φ = 18696727784448.

The previous prime is 20300000020297. The next prime is 20300000020379. The reversal of 20300000020313 is 31302000000302.

It can be written as a sum of positive squares in 4 ways, for example, as 2439681554704 + 17860318465609 = 1561948^2 + 4226147^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20300000020313 - 2⁴ = 20300000020297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20300000028313) 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 7 ways as a sum of consecutive naturals, for example, 1738901138 + ... + 1738912811.

It is an arithmetic number, because the mean of its divisors is an integer number (2738778485625).

Almost surely, 2^{20300000020313} is an apocalyptic number.

It is an amenable number.

20300000020313 is a deficient number, since it is larger than the sum of its proper divisors (1610227864687).

20300000020313 is a wasteful number, since it uses less digits than its factorization.

20300000020313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3477814411.

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 20300000020313 its reverse (31302000000302), we get a palindrome (51602000020615).

The spelling of 20300000020313 in words is "twenty trillion, three hundred billion, twenty thousand, three hundred thirteen".