222420240242 has 16 divisors (see below), whose sum is σ = 335654928000. Its totient is φ = 110535370848.

The previous prime is 222420240223. The next prime is 222420240283. The reversal of 222420240242 is 242042024222.

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, 6746723 + ... + 6779609.

It is an arithmetic number, because the mean of its divisors is an integer number (20978433000).

Almost surely, 2^222420240242 is an apocalyptic number.

222420240242 is a deficient number, since it is larger than the sum of its proper divisors (113234687758).

222420240242 is a wasteful number, since it uses less digits than its factorization.

222420240242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53305.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 222420240242 its reverse (242042024222), we get a palindrome (464462264464).

The spelling of 222420240242 in words is "two hundred twenty-two billion, four hundred twenty million, two hundred forty thousand, two hundred forty-two".