4021443342422 has 32 divisors (see below), whose sum is σ = 6866983298304. Its totient is φ = 1748369840800.

The previous prime is 4021443342283. The next prime is 4021443342431. The reversal of 4021443342422 is 2242433441204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11032097 + ... + 11390787.

It is an arithmetic number, because the mean of its divisors is an integer number (214593228072).

Almost surely, 2^{4021443342422} is an apocalyptic number.

4021443342422 is a deficient number, since it is larger than the sum of its proper divisors (2845539955882).

4021443342422 is a wasteful number, since it uses less digits than its factorization.

4021443342422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380884.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 4021443342422 its reverse (2242433441204), we get a palindrome (6263876783626).

The spelling of 4021443342422 in words is "four trillion, twenty-one billion, four hundred forty-three million, three hundred forty-two thousand, four hundred twenty-two".