222224312442 has 32 divisors (see below), whose sum is σ = 486250366464. Its totient is φ = 67146628400.

The previous prime is 222224312419. The next prime is 222224312447. The reversal of 222224312442 is 244213422222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (222224312447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4828734 + ... + 4874537.

It is an arithmetic number, because the mean of its divisors is an integer number (15195323952).

Almost surely, 2^222224312442 is an apocalyptic number.

222224312442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222224312442 is an abundant number, since it is smaller than the sum of its proper divisors (264026054022).

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

222224312442 is a wasteful number, since it uses less digits than its factorization.

222224312442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9703634.

The product of its digits is 24576, while the sum is 30.

Adding to 222224312442 its reverse (244213422222), we get a palindrome (466437734664).

The spelling of 222224312442 in words is "two hundred twenty-two billion, two hundred twenty-four million, three hundred twelve thousand, four hundred forty-two".