212044121417 has 2 divisors, whose sum is σ = 212044121418. Its totient is φ = 212044121416.

The previous prime is 212044121413. The next prime is 212044121459. The reversal of 212044121417 is 714121440212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152440270096 + 59603851321 = 390436^2 + 244139^2 .

It is a cyclic number.

It is not a de Polignac number, because 212044121417 - 2² = 212044121413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212044121417.

It is not a weakly prime, because it can be changed into another prime (212044121413) 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, 106022060708 + 106022060709.

It is an arithmetic number, because the mean of its divisors is an integer number (106022060709).

Almost surely, 2^212044121417 is an apocalyptic number.

It is an amenable number.

212044121417 is a deficient number, since it is larger than the sum of its proper divisors (1).

212044121417 is an equidigital number, since it uses as much as digits as its factorization.

212044121417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 29.

Adding to 212044121417 its reverse (714121440212), we get a palindrome (926165561629).

The spelling of 212044121417 in words is "two hundred twelve billion, forty-four million, one hundred twenty-one thousand, four hundred seventeen".