210313112313 has 4 divisors (see below), whose sum is σ = 280417483088. Its totient is φ = 140208741540.

The previous prime is 210313112311. The next prime is 210313112353. The reversal of 210313112313 is 313211313012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 210313112313 - 2¹ = 210313112311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210313112313.

It is not an unprimeable number, because it can be changed into a prime (210313112311) 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 3 ways as a sum of consecutive naturals, for example, 35052185383 + ... + 35052185388.

It is an arithmetic number, because the mean of its divisors is an integer number (70104370772).

Almost surely, 2^210313112313 is an apocalyptic number.

It is an amenable number.

210313112313 is a deficient number, since it is larger than the sum of its proper divisors (70104370775).

210313112313 is an equidigital number, since it uses as much as digits as its factorization.

210313112313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70104370774.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 210313112313 its reverse (313211313012), we get a palindrome (523524425325).

The spelling of 210313112313 in words is "two hundred ten billion, three hundred thirteen million, one hundred twelve thousand, three hundred thirteen".