213031322313 has 8 divisors (see below), whose sum is σ = 286854058176. Its totient is φ = 140614734000.

The previous prime is 213031322311. The next prime is 213031322327. The reversal of 213031322313 is 313223130312.

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

It is not a de Polignac number, because 213031322313 - 2¹ = 213031322311 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (213031322311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351536533 + ... + 351537138.

It is an arithmetic number, because the mean of its divisors is an integer number (35856757272).

Almost surely, 2^213031322313 is an apocalyptic number.

It is an amenable number.

213031322313 is a deficient number, since it is larger than the sum of its proper divisors (73822735863).

213031322313 is a wasteful number, since it uses less digits than its factorization.

213031322313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703073775.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 213031322313 its reverse (313223130312), we get a palindrome (526254452625).

The spelling of 213031322313 in words is "two hundred thirteen billion, thirty-one million, three hundred twenty-two thousand, three hundred thirteen".