300231021213 has 6 divisors (see below), whose sum is σ = 433667030654. Its totient is φ = 200154014136.

The previous prime is 300231021187. The next prime is 300231021221. The reversal of 300231021213 is 312120132003.

It can be written as a sum of positive squares in only one way, i.e., 282722968089 + 17508053124 = 531717^2 + 132318^2 .

It is a de Polignac number, because none of the positive numbers 2^k-300231021213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300231021263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16679501170 + ... + 16679501187.

Almost surely, 2^300231021213 is an apocalyptic number.

It is an amenable number.

300231021213 is a deficient number, since it is larger than the sum of its proper divisors (133436009441).

300231021213 is a wasteful number, since it uses less digits than its factorization.

300231021213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33359002363 (or 33359002360 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 300231021213 its reverse (312120132003), we get a palindrome (612351153216).

The spelling of 300231021213 in words is "three hundred billion, two hundred thirty-one million, twenty-one thousand, two hundred thirteen".