212124341017 has 2 divisors, whose sum is σ = 212124341018. Its totient is φ = 212124341016.

The previous prime is 212124340979. The next prime is 212124341041. The reversal of 212124341017 is 710143421212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211971843216 + 152497801 = 460404^2 + 12349^2 .

It is a cyclic number.

It is not a de Polignac number, because 212124341017 - 2²³ = 212115952409 is a prime.

It is not a weakly prime, because it can be changed into another prime (212124344017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106062170508 + 106062170509.

It is an arithmetic number, because the mean of its divisors is an integer number (106062170509).

Almost surely, 2^212124341017 is an apocalyptic number.

It is an amenable number.

212124341017 is a deficient number, since it is larger than the sum of its proper divisors (1).

212124341017 is an equidigital number, since it uses as much as digits as its factorization.

212124341017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 212124341017 its reverse (710143421212), we get a palindrome (922267762229).

The spelling of 212124341017 in words is "two hundred twelve billion, one hundred twenty-four million, three hundred forty-one thousand, seventeen".