222442404442 has 16 divisors (see below), whose sum is σ = 334429542720. Its totient is φ = 110966172768.

The previous prime is 222442404421. The next prime is 222442404461. The reversal of 222442404442 is 244404244222.

It is a junction number, because it is equal to n+sod(n) for n = 222442404398 and 222442404407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1525309 + ... + 1664767.

It is an arithmetic number, because the mean of its divisors is an integer number (20901846420).

Almost surely, 2^222442404442 is an apocalyptic number.

222442404442 is a deficient number, since it is larger than the sum of its proper divisors (111987138278).

222442404442 is a wasteful number, since it uses less digits than its factorization.

222442404442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141285.

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

Adding to 222442404442 its reverse (244404244222), we get a palindrome (466846648664).

The spelling of 222442404442 in words is "two hundred twenty-two billion, four hundred forty-two million, four hundred four thousand, four hundred forty-two".