42322323401242 has 8 divisors (see below), whose sum is σ = 63484084586196. Its totient is φ = 21160961872512.

The previous prime is 42322323401231. The next prime is 42322323401243. The reversal of 42322323401242 is 24210432322324.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 42214010667361 + 108312733881 = 6497231^2 + 329109^2 .

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

It is a super-2 number, since 2×42322323401242² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42322323401198 and 42322323401207.

It is not an unprimeable number, because it can be changed into a prime (42322323401243) 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, 99649173 + ... + 100072984.

Almost surely, 2^{42322323401242} is an apocalyptic number.

42322323401242 is a deficient number, since it is larger than the sum of its proper divisors (21161761184954).

42322323401242 is a wasteful number, since it uses less digits than its factorization.

42322323401242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199828112.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 42322323401242 its reverse (24210432322324), we get a palindrome (66532755723566).

The spelling of 42322323401242 in words is "forty-two trillion, three hundred twenty-two billion, three hundred twenty-three million, four hundred one thousand, two hundred forty-two".