22221241021244 has 6 divisors (see below), whose sum is σ = 38887171787184. Its totient is φ = 11110620510620.

The previous prime is 22221241021211. The next prime is 22221241021247. The reversal of 22221241021244 is 44212014212222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221241021247) 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 as a sum of consecutive naturals, namely, 2777655127652 + ... + 2777655127659.

It is an arithmetic number, because the mean of its divisors is an integer number (6481195297864).

Almost surely, 2^{22221241021244} is an apocalyptic number.

It is an amenable number.

22221241021244 is a deficient number, since it is larger than the sum of its proper divisors (16665930765940).

22221241021244 is a wasteful number, since it uses less digits than its factorization.

22221241021244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555310255315 (or 5555310255313 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 22221241021244 its reverse (44212014212222), we get a palindrome (66433255233466).

The spelling of 22221241021244 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred forty-one million, twenty-one thousand, two hundred forty-four".