42244224212 has 12 divisors (see below), whose sum is σ = 75730499796. Its totient is φ = 20606938560.

The previous prime is 42244224181. The next prime is 42244224227. The reversal of 42244224212 is 21242244224.

It can be written as a sum of positive squares in 2 ways, for example, as 4842211396 + 37402012816 = 69586^2 + 193396^2 .

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128793203 + ... + 128793530.

It is an arithmetic number, because the mean of its divisors is an integer number (6310874983).

Almost surely, 2^42244224212 is an apocalyptic number.

It is an amenable number.

42244224212 is a deficient number, since it is larger than the sum of its proper divisors (33486275584).

42244224212 is a wasteful number, since it uses less digits than its factorization.

42244224212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257586778 (or 257586776 counting only the distinct ones).

The product of its digits is 16384, while the sum is 29.

Adding to 42244224212 its reverse (21242244224), we get a palindrome (63486468436).

The spelling of 42244224212 in words is "forty-two billion, two hundred forty-four million, two hundred twenty-four thousand, two hundred twelve".