222144223042 has 32 divisors (see below), whose sum is σ = 383715763200. Its totient is φ = 94480957008.

The previous prime is 222144223033. The next prime is 222144223069. The reversal of 222144223042 is 240322441222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 222144223042.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4996603 + ... + 5040865.

It is an arithmetic number, because the mean of its divisors is an integer number (11991117600).

Almost surely, 2^222144223042 is an apocalyptic number.

222144223042 is a deficient number, since it is larger than the sum of its proper divisors (161571540158).

222144223042 is a wasteful number, since it uses less digits than its factorization.

222144223042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46990.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 222144223042 its reverse (240322441222), we get a palindrome (462466664264).

The spelling of 222144223042 in words is "two hundred twenty-two billion, one hundred forty-four million, two hundred twenty-three thousand, forty-two".