42132223242 has 12 divisors (see below), whose sum is σ = 91286483730. Its totient is φ = 14044074408.

The previous prime is 42132223183. The next prime is 42132223247. The reversal of 42132223242 is 24232223124.

42132223242 is a `hidden beast` number, since 421 + 3 + 2 + 2 + 232 + 4 + 2 = 666.

42132223242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 25021228761 + 17110994481 = 158181^2 + 130809^2 .

It is not an unprimeable number, because it can be changed into a prime (42132223247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1170339517 + ... + 1170339552.

Almost surely, 2^42132223242 is an apocalyptic number.

42132223242 is an abundant number, since it is smaller than the sum of its proper divisors (49154260488).

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

42132223242 is a wasteful number, since it uses less digits than its factorization.

42132223242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340679077 (or 2340679074 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

Adding to 42132223242 its reverse (24232223124), we get a palindrome (66364446366).

The spelling of 42132223242 in words is "forty-two billion, one hundred thirty-two million, two hundred twenty-three thousand, two hundred forty-two".