42331124242 has 48 divisors (see below), whose sum is σ = 71136034200. Its totient is φ = 18874944000.

The previous prime is 42331124239. The next prime is 42331124291. The reversal of 42331124242 is 24242113324.

It can be written as a sum of positive squares in 4 ways, for example, as 41416727121 + 914397121 = 203511^2 + 30239^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42331124242.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2656234 + ... + 2672122.

Almost surely, 2^42331124242 is an apocalyptic number.

42331124242 is a deficient number, since it is larger than the sum of its proper divisors (28804909958).

42331124242 is a wasteful number, since it uses less digits than its factorization.

42331124242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16123 (or 16112 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

Adding to 42331124242 its reverse (24242113324), we get a palindrome (66573237566).

The spelling of 42331124242 in words is "forty-two billion, three hundred thirty-one million, one hundred twenty-four thousand, two hundred forty-two".