212442321133422 has 12 divisors (see below), whose sum is σ = 460291695789120. Its totient is φ = 70814107044468.

The previous prime is 212442321133421. The next prime is 212442321133423. The reversal of 212442321133422 is 224331123244212.

212442321133422 is a `hidden beast` number, since 2 + 12 + 4 + 4 + 2 + 3 + 211 + 3 + 3 + 422 = 666.

212442321133422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (212442321133421) and next prime (212442321133423).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212442321133421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5901175587022 + ... + 5901175587057.

It is an arithmetic number, because the mean of its divisors is an integer number (38357641315760).

Almost surely, 2^{212442321133422} is an apocalyptic number.

212442321133422 is an abundant number, since it is smaller than the sum of its proper divisors (247849374655698).

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

212442321133422 is a wasteful number, since it uses less digits than its factorization.

212442321133422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11802351174087 (or 11802351174084 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

Adding to 212442321133422 its reverse (224331123244212), we get a palindrome (436773444377634).

The spelling of 212442321133422 in words is "two hundred twelve trillion, four hundred forty-two billion, three hundred twenty-one million, one hundred thirty-three thousand, four hundred twenty-two".