4021440022332 has 72 divisors (see below), whose sum is σ = 10319096212880. Its totient is φ = 1320251892480.

The previous prime is 4021440022307. The next prime is 4021440022387. The reversal of 4021440022332 is 2332200441204.

4021440022332 is a `hidden beast` number, since 4 + 0 + 2 + 1 + 4 + 400 + 223 + 32 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 4021440022296 and 4021440022305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 784107 + ... + 2942397.

Almost surely, 2^{4021440022332} 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 4021440022332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5159548106440).

4021440022332 is an abundant number, since it is smaller than the sum of its proper divisors (6297656190548).

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

4021440022332 is a wasteful number, since it uses less digits than its factorization.

4021440022332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159083 (or 2159078 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 4021440022332 its reverse (2332200441204), we get a palindrome (6353640463536).

The spelling of 4021440022332 in words is "four trillion, twenty-one billion, four hundred forty million, twenty-two thousand, three hundred thirty-two".