210120302313 has 8 divisors (see below), whose sum is σ = 311289336800. Its totient is φ = 140080201524.

The previous prime is 210120302269. The next prime is 210120302321. The reversal of 210120302313 is 313203021012.

210120302313 is a `hidden beast` number, since 210 + 120 + 302 + 31 + 3 = 666.

It is not a de Polignac number, because 210120302313 - 2¹² = 210120298217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210120302813) 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, 3891116683 + ... + 3891116736.

It is an arithmetic number, because the mean of its divisors is an integer number (38911167100).

Almost surely, 2^210120302313 is an apocalyptic number.

It is an amenable number.

210120302313 is a deficient number, since it is larger than the sum of its proper divisors (101169034487).

210120302313 is an equidigital number, since it uses as much as digits as its factorization.

210120302313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7782233428 (or 7782233422 counting only the distinct ones).

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

Adding to 210120302313 its reverse (313203021012), we get a palindrome (523323323325).

The spelling of 210120302313 in words is "two hundred ten billion, one hundred twenty million, three hundred two thousand, three hundred thirteen".