4021443013443 has 16 divisors (see below), whose sum is σ = 5678054829216. Its totient is φ = 2522936798720.

The previous prime is 4021443013411. The next prime is 4021443013447. The reversal of 4021443013443 is 3443103441204.

It is a cyclic number.

It is not a de Polignac number, because 4021443013443 - 2⁵ = 4021443013411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4021443013447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4619988 + ... + 5420993.

It is an arithmetic number, because the mean of its divisors is an integer number (354878426826).

Almost surely, 2^{4021443013443} is an apocalyptic number.

4021443013443 is a deficient number, since it is larger than the sum of its proper divisors (1656611815773).

4021443013443 is a wasteful number, since it uses less digits than its factorization.

4021443013443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10048854.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 4021443013443 its reverse (3443103441204), we get a palindrome (7464546454647).

The spelling of 4021443013443 in words is "four trillion, twenty-one billion, four hundred forty-three million, thirteen thousand, four hundred forty-three".