212010613 has 2 divisors, whose sum is σ = 212010614. Its totient is φ = 212010612.

The previous prime is 212010593. The next prime is 212010637. The reversal of 212010613 is 316010212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209873169 + 2137444 = 14487^2 + 1462^2 .

It is a cyclic number.

It is not a de Polignac number, because 212010613 - 2⁹ = 212010101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212010313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005306 + 106005307.

It is an arithmetic number, because the mean of its divisors is an integer number (106005307).

Almost surely, 2^212010613 is an apocalyptic number.

It is an amenable number.

212010613 is a deficient number, since it is larger than the sum of its proper divisors (1).

212010613 is an equidigital number, since it uses as much as digits as its factorization.

212010613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 212010613 is about 14560.5842259162. The cubic root of 212010613 is about 596.2831456829.

Adding to 212010613 its reverse (316010212), we get a palindrome (528020825).

The spelling of 212010613 in words is "two hundred twelve million, ten thousand, six hundred thirteen".