4021144002232 has 64 divisors (see below), whose sum is σ = 8916940728000. Its totient is φ = 1663347710976.

The previous prime is 4021144002163. The next prime is 4021144002241. The reversal of 4021144002232 is 2322004411204.

It is a junction number, because it is equal to n+sod(n) for n = 4021144002197 and 4021144002206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4298628 + ... + 5149804.

It is an arithmetic number, because the mean of its divisors is an integer number (139327198875).

Almost surely, 2^{4021144002232} 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 4021144002232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4458470364000).

4021144002232 is an abundant number, since it is smaller than the sum of its proper divisors (4895796725768).

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

4021144002232 is a wasteful number, since it uses less digits than its factorization.

4021144002232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854128 (or 854124 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 4021144002232 its reverse (2322004411204), we get a palindrome (6343148413436).

The spelling of 4021144002232 in words is "four trillion, twenty-one billion, one hundred forty-four million, two thousand, two hundred thirty-two".