2442242422042 has 4 divisors (see below), whose sum is σ = 3663363633066. Its totient is φ = 1221121211020.

The previous prime is 2442242422033. The next prime is 2442242422049. The reversal of 2442242422042 is 2402242422442.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1514624951401 + 927617470641 = 1230701^2 + 963129^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2442242421989 and 2442242422007.

It is not an unprimeable number, because it can be changed into a prime (2442242422049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610560605509 + ... + 610560605512.

Almost surely, 2^{2442242422042} is an apocalyptic number.

2442242422042 is a deficient number, since it is larger than the sum of its proper divisors (1221121211024).

2442242422042 is a wasteful number, since it uses less digits than its factorization.

2442242422042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221121211023.

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 2442242422042 its reverse (2402242422442), we get a palindrome (4844484844484).

The spelling of 2442242422042 in words is "two trillion, four hundred forty-two billion, two hundred forty-two million, four hundred twenty-two thousand, forty-two".