22234344044421 has 64 divisors (see below), whose sum is σ = 31425919709184. Its totient is φ = 13955209804800.

The previous prime is 22234344044327. The next prime is 22234344044441. The reversal of 22234344044421 is 12444044343222.

It is not a de Polignac number, because 22234344044421 - 2¹⁴ = 22234344028037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22234344044421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22234344044441) 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 63 ways as a sum of consecutive naturals, for example, 895775191 + ... + 895800011.

It is an arithmetic number, because the mean of its divisors is an integer number (491029995456).

Almost surely, 2^{22234344044421} is an apocalyptic number.

It is an amenable number.

22234344044421 is a deficient number, since it is larger than the sum of its proper divisors (9191575664763).

22234344044421 is a wasteful number, since it uses less digits than its factorization.

22234344044421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25714.

The product of its (nonzero) digits is 589824, while the sum is 39.

Adding to 22234344044421 its reverse (12444044343222), we get a palindrome (34678388387643).

The spelling of 22234344044421 in words is "twenty-two trillion, two hundred thirty-four billion, three hundred forty-four million, forty-four thousand, four hundred twenty-one".