242442244042 has 4 divisors (see below), whose sum is σ = 363663366066. Its totient is φ = 121221122020.

The previous prime is 242442244021. The next prime is 242442244091. The reversal of 242442244042 is 240442244242.

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., 201968449281 + 40473794761 = 449409^2 + 201181^2 .

It is a super-2 number, since 2×242442244042² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242442243989 and 242442244007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60610561009 + ... + 60610561012.

Almost surely, 2^242442244042 is an apocalyptic number.

242442244042 is a deficient number, since it is larger than the sum of its proper divisors (121221122024).

242442244042 is a wasteful number, since it uses less digits than its factorization.

242442244042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121221122023.

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

Adding to 242442244042 its reverse (240442244242), we get a palindrome (482884488284).

The spelling of 242442244042 in words is "two hundred forty-two billion, four hundred forty-two million, two hundred forty-four thousand, forty-two".