4042122333421 has 8 divisors (see below), whose sum is σ = 4058219880000. Its totient is φ = 4026056321280.

The previous prime is 4042122333419. The next prime is 4042122333449. The reversal of 4042122333421 is 1243332212404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4042122333421 - 2¹ = 4042122333419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042122333401) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7626721 + ... + 8139478.

It is an arithmetic number, because the mean of its divisors is an integer number (507277485000).

Almost surely, 2^{4042122333421} is an apocalyptic number.

It is an amenable number.

4042122333421 is a deficient number, since it is larger than the sum of its proper divisors (16097546579).

4042122333421 is a wasteful number, since it uses less digits than its factorization.

4042122333421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15767219.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 4042122333421 its reverse (1243332212404), we get a palindrome (5285454545825).

The spelling of 4042122333421 in words is "four trillion, forty-two billion, one hundred twenty-two million, three hundred thirty-three thousand, four hundred twenty-one".