210313330013 has 4 divisors (see below), whose sum is σ = 210364220508. Its totient is φ = 210262439520.

The previous prime is 210313329983. The next prime is 210313330043. The reversal of 210313330013 is 310033313012.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (210313329983) and next prime (210313330043).

It can be written as a sum of positive squares in 2 ways, for example, as 68234843524 + 142078486489 = 261218^2 + 376933^2 .

It is a cyclic number.

It is not a de Polignac number, because 210313330013 - 2¹⁰ = 210313328989 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 (210313330043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25439048 + ... + 25447313.

It is an arithmetic number, because the mean of its divisors is an integer number (52591055127).

Almost surely, 2^210313330013 is an apocalyptic number.

It is an amenable number.

210313330013 is a deficient number, since it is larger than the sum of its proper divisors (50890495).

210313330013 is an equidigital number, since it uses as much as digits as its factorization.

210313330013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50890494.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 210313330013 its reverse (310033313012), we get a palindrome (520346643025).

The spelling of 210313330013 in words is "two hundred ten billion, three hundred thirteen million, three hundred thirty thousand, thirteen".