213303102130313 has 4 divisors (see below), whose sum is σ = 229711033063428. Its totient is φ = 196895171197200.

The previous prime is 213303102130309. The next prime is 213303102130357. The reversal of 213303102130313 is 313031201303312.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26218782903184 + 187084319227129 = 5120428^2 + 13677877^2 .

It is a cyclic number.

It is not a de Polignac number, because 213303102130313 - 2² = 213303102130309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213303102130213) 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, 8203965466538 + ... + 8203965466563.

It is an arithmetic number, because the mean of its divisors is an integer number (57427758265857).

Almost surely, 2^{213303102130313} is an apocalyptic number.

It is an amenable number.

213303102130313 is a deficient number, since it is larger than the sum of its proper divisors (16407930933115).

213303102130313 is a wasteful number, since it uses less digits than its factorization.

213303102130313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16407930933114.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 213303102130313 its reverse (313031201303312), we get a palindrome (526334303433625).

The spelling of 213303102130313 in words is "two hundred thirteen trillion, three hundred three billion, one hundred two million, one hundred thirty thousand, three hundred thirteen".