43221044120 has 64 divisors (see below), whose sum is σ = 103303680480. Its totient is φ = 16218372096.

The previous prime is 43221044117. The next prime is 43221044197. The reversal of 43221044120 is 2144012234.

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, 105242 + ... + 312278.

Almost surely, 2^43221044120 is an apocalyptic number.

43221044120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43221044120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51651840240).

43221044120 is an abundant number, since it is smaller than the sum of its proper divisors (60082636360).

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

43221044120 is a wasteful number, since it uses less digits than its factorization.

43221044120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207372 (or 207368 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 43221044120 its reverse (2144012234), we get a palindrome (45365056354).

The spelling of 43221044120 in words is "forty-three billion, two hundred twenty-one million, forty-four thousand, one hundred twenty".