212224043106 has 48 divisors (see below), whose sum is σ = 465980860800. Its totient is φ = 69795612000.

The previous prime is 212224043027. The next prime is 212224043149. The reversal of 212224043106 is 601340422212.

212224043106 is a `hidden beast` number, since 2 + 1 + 2 + 224 + 0 + 431 + 0 + 6 = 666.

It is a super-2 number, since 2×212224043106² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212224043106.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1027420 + ... + 1216568.

It is an arithmetic number, because the mean of its divisors is an integer number (9707934600).

Almost surely, 2^212224043106 is an apocalyptic number.

212224043106 is an abundant number, since it is smaller than the sum of its proper divisors (253756817694).

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

212224043106 is a wasteful number, since it uses less digits than its factorization.

212224043106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189991 (or 189988 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 212224043106 its reverse (601340422212), we get a palindrome (813564465318).

The spelling of 212224043106 in words is "two hundred twelve billion, two hundred twenty-four million, forty-three thousand, one hundred six".