212313307 has 2 divisors, whose sum is σ = 212313308. Its totient is φ = 212313306.

The previous prime is 212313301. The next prime is 212313313. The reversal of 212313307 is 703313212.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (212313301) and next prime (212313313).

It is a cyclic number.

It is not a de Polignac number, because 212313307 - 2¹¹ = 212311259 is a prime.

It is not a weakly prime, because it can be changed into another prime (212313301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106156653 + 106156654.

It is an arithmetic number, because the mean of its divisors is an integer number (106156654).

Almost surely, 2^212313307 is an apocalyptic number.

212313307 is a deficient number, since it is larger than the sum of its proper divisors (1).

212313307 is an equidigital number, since it uses as much as digits as its factorization.

212313307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 212313307 is about 14570.9748129629. The cubic root of 212313307 is about 596.5667879314.

Adding to 212313307 its reverse (703313212), we get a palindrome (915626519).

The spelling of 212313307 in words is "two hundred twelve million, three hundred thirteen thousand, three hundred seven".