22241144442 has 32 divisors (see below), whose sum is σ = 48592986624. Its totient is φ = 6730455600.

The previous prime is 22241144437. The next prime is 22241144447. The reversal of 22241144442 is 24444114222.

It is an interprime number because it is at equal distance from previous prime (22241144437) and next prime (22241144447).

It is not an unprimeable number, because it can be changed into a prime (22241144447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183784 + ... + 279747.

It is an arithmetic number, because the mean of its divisors is an integer number (1518530832).

Almost surely, 2^22241144442 is an apocalyptic number.

22241144442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22241144442 is an abundant number, since it is smaller than the sum of its proper divisors (26351842182).

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

22241144442 is a wasteful number, since it uses less digits than its factorization.

22241144442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464274.

The product of its digits is 16384, while the sum is 30.

Adding to 22241144442 its reverse (24444114222), we get a palindrome (46685258664).

The spelling of 22241144442 in words is "twenty-two billion, two hundred forty-one million, one hundred forty-four thousand, four hundred forty-two".