4021441321232 has 20 divisors (see below), whose sum is σ = 7938552798540. Its totient is φ = 1972782534528.

The previous prime is 4021441321231. The next prime is 4021441321267. The reversal of 4021441321232 is 2321231441204.

It can be written as a sum of positive squares in 2 ways, for example, as 1755561400576 + 2265879920656 = 1324976^2 + 1505284^2 .

It is a super-2 number, since 2×4021441321232² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4021441321195 and 4021441321204.

It is not an unprimeable number, because it can be changed into a prime (4021441321231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2371132007 + ... + 2371133702.

It is an arithmetic number, because the mean of its divisors is an integer number (396927639927).

Almost surely, 2^{4021441321232} is an apocalyptic number.

It is an amenable number.

4021441321232 is a deficient number, since it is larger than the sum of its proper divisors (3917111477308).

4021441321232 is a wasteful number, since it uses less digits than its factorization.

4021441321232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4742265770 (or 4742265764 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 4021441321232 its reverse (2321231441204), we get a palindrome (6342672762436).

The spelling of 4021441321232 in words is "four trillion, twenty-one billion, four hundred forty-one million, three hundred twenty-one thousand, two hundred thirty-two".