22201054225504 has 144 divisors (see below), whose sum is σ = 55655913344976. Its totient is φ = 8620238054400.

The previous prime is 22201054225487. The next prime is 22201054225541. The reversal of 22201054225504 is 40552245010222.

It is a self number, because there is not a number n which added to its sum of digits gives 22201054225504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2857134 + ... + 7250194.

It is an arithmetic number, because the mean of its divisors is an integer number (386499398229).

Almost surely, 2^{22201054225504} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22201054225504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27827956672488).

22201054225504 is an abundant number, since it is smaller than the sum of its proper divisors (33454859119472).

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

22201054225504 is a wasteful number, since it uses less digits than its factorization.

22201054225504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393389 (or 4393374 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

Adding to 22201054225504 its reverse (40552245010222), we get a palindrome (62753299235726).

The spelling of 22201054225504 in words is "twenty-two trillion, two hundred one billion, fifty-four million, two hundred twenty-five thousand, five hundred four".