4021144343142 has 16 divisors (see below), whose sum is σ = 8043651164160. Its totient is φ = 1340154368072.

The previous prime is 4021144343113. The next prime is 4021144343159. The reversal of 4021144343142 is 2413434411204.

It is a happy number.

4021144343142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56731542 + ... + 56802377.

It is an arithmetic number, because the mean of its divisors is an integer number (502728197760).

Almost surely, 2^{4021144343142} is an apocalyptic number.

4021144343142 is an abundant number, since it is smaller than the sum of its proper divisors (4022506821018).

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

4021144343142 is a wasteful number, since it uses less digits than its factorization.

4021144343142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113539827.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 4021144343142 its reverse (2413434411204), we get a palindrome (6434578754346).

The spelling of 4021144343142 in words is "four trillion, twenty-one billion, one hundred forty-four million, three hundred forty-three thousand, one hundred forty-two".