43422124212 has 144 divisors (see below), whose sum is σ = 118703370240. Its totient is φ = 13342500864.

The previous prime is 43422124211. The next prime is 43422124219. The reversal of 43422124212 is 21242122434.

It is a happy number.

43422124212 is a `hidden beast` number, since 4 + 3 + 422 + 1 + 24 + 212 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43422124211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16158733 + ... + 16161419.

It is an arithmetic number, because the mean of its divisors is an integer number (824328960).

Almost surely, 2^43422124212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43422124212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59351685120).

43422124212 is an abundant number, since it is smaller than the sum of its proper divisors (75281246028).

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

43422124212 is a wasteful number, since it uses less digits than its factorization.

43422124212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3422 (or 3417 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

Adding to 43422124212 its reverse (21242122434), we get a palindrome (64664246646).

The spelling of 43422124212 in words is "forty-three billion, four hundred twenty-two million, one hundred twenty-four thousand, two hundred twelve".