4042213123242 has 32 divisors (see below), whose sum is σ = 9725625561600. Its totient is φ = 1094132875248.

The previous prime is 4042213123217. The next prime is 4042213123243. The reversal of 4042213123242 is 2423213122404.

It is not an unprimeable number, because it can be changed into a prime (4042213123243) 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, 2532714192 + ... + 2532715787.

It is an arithmetic number, because the mean of its divisors is an integer number (303925798800).

Almost surely, 2^{4042213123242} is an apocalyptic number.

4042213123242 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4042213123242 is an abundant number, since it is smaller than the sum of its proper divisors (5683412438358).

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

4042213123242 is a wasteful number, since it uses less digits than its factorization.

4042213123242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5065430010.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 4042213123242 its reverse (2423213122404), we get a palindrome (6465426245646).

The spelling of 4042213123242 in words is "four trillion, forty-two billion, two hundred thirteen million, one hundred twenty-three thousand, two hundred forty-two".