212313303107 has 4 divisors (see below), whose sum is σ = 219634451520. Its totient is φ = 204992154696.

The previous prime is 212313303077. The next prime is 212313303109. The reversal of 212313303107 is 701303313212.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212313303107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212313303109) 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, 3660574163 + ... + 3660574220.

It is an arithmetic number, because the mean of its divisors is an integer number (54908612880).

Almost surely, 2^212313303107 is an apocalyptic number.

212313303107 is a deficient number, since it is larger than the sum of its proper divisors (7321148413).

212313303107 is an equidigital number, since it uses as much as digits as its factorization.

212313303107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7321148412.

The product of its (nonzero) digits is 2268, while the sum is 26.

Adding to 212313303107 its reverse (701303313212), we get a palindrome (913616616319).

The spelling of 212313303107 in words is "two hundred twelve billion, three hundred thirteen million, three hundred three thousand, one hundred seven".