212004412242 has 48 divisors (see below), whose sum is σ = 493395027840. Its totient is φ = 60553006752.

The previous prime is 212004412231. The next prime is 212004412273. The reversal of 212004412242 is 242214400212.

It is a happy number.

212004412242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 23 ways as a sum of consecutive naturals, for example, 801388 + ... + 1032584.

It is an arithmetic number, because the mean of its divisors is an integer number (10279063080).

Almost surely, 2^212004412242 is an apocalyptic number.

212004412242 is an abundant number, since it is smaller than the sum of its proper divisors (281390615598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212004412242 is a wasteful number, since it uses less digits than its factorization.

212004412242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234335 (or 234328 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 212004412242 its reverse (242214400212), we get a palindrome (454218812454).

The spelling of 212004412242 in words is "two hundred twelve billion, four million, four hundred twelve thousand, two hundred forty-two".