42020030242 has 8 divisors (see below), whose sum is σ = 63205617600. Its totient is φ = 20951491044.

The previous prime is 42020030233. The next prime is 42020030249. The reversal of 42020030242 is 24203002024.

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

It is not an unprimeable number, because it can be changed into a prime (42020030249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29261142 + ... + 29262577.

It is an arithmetic number, because the mean of its divisors is an integer number (7900702200).

Almost surely, 2^42020030242 is an apocalyptic number.

42020030242 is a deficient number, since it is larger than the sum of its proper divisors (21185587358).

42020030242 is a wasteful number, since it uses less digits than its factorization.

42020030242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58524080.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 42020030242 its reverse (24203002024), we get a palindrome (66223032266).

The spelling of 42020030242 in words is "forty-two billion, twenty million, thirty thousand, two hundred forty-two".