22100223054 has 64 divisors (see below), whose sum is σ = 54471965184. Its totient is φ = 5820978816.

The previous prime is 22100223029. The next prime is 22100223077. The reversal of 22100223054 is 45032200122.

22100223054 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22100223054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 395877 + ... + 448239.

It is an arithmetic number, because the mean of its divisors is an integer number (851124456).

Almost surely, 2^22100223054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22100223054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27235982592).

22100223054 is an abundant number, since it is smaller than the sum of its proper divisors (32371742130).

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

22100223054 is a wasteful number, since it uses less digits than its factorization.

22100223054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53161.

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 22100223054 its reverse (45032200122), we get a palindrome (67132423176).

The spelling of 22100223054 in words is "twenty-two billion, one hundred million, two hundred twenty-three thousand, fifty-four".