222042442242 has 16 divisors (see below), whose sum is σ = 444095937792. Its totient is φ = 74012305200.

The previous prime is 222042442241. The next prime is 222042442247. The reversal of 222042442242 is 242244240222.

It is not an unprimeable number, because it can be changed into a prime (222042442241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186898 + ... + 692109.

It is an arithmetic number, because the mean of its divisors is an integer number (27755996112).

Almost surely, 2^222042442242 is an apocalyptic number.

222042442242 is an abundant number, since it is smaller than the sum of its proper divisors (222053495550).

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

222042442242 is a wasteful number, since it uses less digits than its factorization.

222042442242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921113.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 222042442242 its reverse (242244240222), we get a palindrome (464286682464).

The spelling of 222042442242 in words is "two hundred twenty-two billion, forty-two million, four hundred forty-two thousand, two hundred forty-two".