4021442410122 has 40 divisors (see below), whose sum is σ = 9254550665316. Its totient is φ = 1304251590528.

The previous prime is 4021442410121. The next prime is 4021442410177. The reversal of 4021442410122 is 2210142441204.

4021442410122 is a `hidden beast` number, since 4 + 0 + 214 + 424 + 1 + 0 + 1 + 22 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3116111093001 + 905331317121 = 1765251^2 + 951489^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4021442410121) 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 19 ways as a sum of consecutive naturals, for example, 335449663 + ... + 335461650.

Almost surely, 2^{4021442410122} is an apocalyptic number.

4021442410122 is an abundant number, since it is smaller than the sum of its proper divisors (5233108255194).

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

4021442410122 is a wasteful number, since it uses less digits than its factorization.

4021442410122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670911364 (or 670911355 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 4021442410122 its reverse (2210142441204), we get a palindrome (6231584851326).

The spelling of 4021442410122 in words is "four trillion, twenty-one billion, four hundred forty-two million, four hundred ten thousand, one hundred twenty-two".