212043565340212 has 18 divisors (see below), whose sum is σ = 376697354163522. Its totient is φ = 104439367994544.

The previous prime is 212043565340197. The next prime is 212043565340251.

212043565340212 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 170533197674896 + 41510367665316 = 13058836^2 + 6442854^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5904514383 + ... + 5904550294.

Almost surely, 2^{212043565340212} is an apocalyptic number.

It is an amenable number.

212043565340212 is a deficient number, since it is larger than the sum of its proper divisors (164653788823310).

212043565340212 is a wasteful number, since it uses less digits than its factorization.

212043565340212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11809064815 (or 11809064746 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 212043565340212 in words is "two hundred twelve trillion, forty-three billion, five hundred sixty-five million, three hundred forty thousand, two hundred twelve".