4122120432 has 80 divisors (see below), whose sum is σ = 10877518080. Its totient is φ = 1344738816.

The previous prime is 4122120413. The next prime is 4122120451. The reversal of 4122120432 is 2340212214.

4122120432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4122120413) and next prime (4122120451).

It is a junction number, because it is equal to n+sod(n) for n = 4122120399 and 4122120408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 656733 + ... + 662979.

It is an arithmetic number, because the mean of its divisors is an integer number (135968976).

Almost surely, 2^4122120432 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 4122120432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5438759040).

4122120432 is an abundant number, since it is smaller than the sum of its proper divisors (6755397648).

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

4122120432 is a wasteful number, since it uses less digits than its factorization.

4122120432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6550 (or 6544 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4122120432 is about 64203.7415732136. The cubic root of 4122120432 is about 1603.3938937547.

Adding to 4122120432 its reverse (2340212214), we get a palindrome (6462332646).

The spelling of 4122120432 in words is "four billion, one hundred twenty-two million, one hundred twenty thousand, four hundred thirty-two".