212243433001122 has 16 divisors (see below), whose sum is σ = 431445667084992. Its totient is φ = 69588010819920.

The previous prime is 212243433001091. The next prime is 212243433001123. The reversal of 212243433001122 is 221100334342212.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 212243433001122.

It is not an unprimeable number, because it can be changed into a prime (212243433001123) 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 in 7 ways as a sum of consecutive naturals, for example, 289950044718 + ... + 289950045449.

It is an arithmetic number, because the mean of its divisors is an integer number (26965354192812).

Almost surely, 2^{212243433001122} is an apocalyptic number.

212243433001122 is an abundant number, since it is smaller than the sum of its proper divisors (219202234083870).

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

212243433001122 is a wasteful number, since it uses less digits than its factorization.

212243433001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579900090233.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 212243433001122 its reverse (221100334342212), we get a palindrome (433343767343334).

The spelling of 212243433001122 in words is "two hundred twelve trillion, two hundred forty-three billion, four hundred thirty-three million, one thousand, one hundred twenty-two".