212214041445 has 48 divisors (see below), whose sum is σ = 395973422208. Its totient is φ = 96767637120.

The previous prime is 212214041411. The next prime is 212214041509. The reversal of 212214041445 is 544140412212.

212214041445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212214041445 - 2¹¹ = 212214039397 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71841 + ... + 655430.

It is an arithmetic number, because the mean of its divisors is an integer number (8249446296).

Almost surely, 2^212214041445 is an apocalyptic number.

It is an amenable number.

212214041445 is a deficient number, since it is larger than the sum of its proper divisors (183759380763).

212214041445 is a wasteful number, since it uses less digits than its factorization.

212214041445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727690 (or 727683 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 212214041445 its reverse (544140412212), we get a palindrome (756354453657).

The spelling of 212214041445 in words is "two hundred twelve billion, two hundred fourteen million, forty-one thousand, four hundred forty-five".