4212122424 has 64 divisors (see below), whose sum is σ = 10740794400. Its totient is φ = 1376034816.

The previous prime is 4212122423. The next prime is 4212122443. The reversal of 4212122424 is 4242212124.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is a junction number, because it is equal to n+sod(n) for n = 4212122394 and 4212122403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212122423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2228872 + ... + 2230760.

Almost surely, 2^4212122424 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 4212122424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5370397200).

4212122424 is an abundant number, since it is smaller than the sum of its proper divisors (6528671976).

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

4212122424 is a wasteful number, since it uses less digits than its factorization.

4212122424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3704 (or 3700 counting only the distinct ones).

The product of its digits is 2048, while the sum is 24.

The square root of 4212122424 is about 64900.8661267321. The cubic root of 4212122424 is about 1614.9794300658.

Adding to 4212122424 its reverse (4242212124), we get a palindrome (8454334548).

The spelling of 4212122424 in words is "four billion, two hundred twelve million, one hundred twenty-two thousand, four hundred twenty-four".