22225113100 has 72 divisors (see below), whose sum is σ = 48652354800. Its totient is φ = 8812128000.

The previous prime is 22225113041. The next prime is 22225113103. The reversal of 22225113100 is 131152222.

It is a super-2 number, since 2×22225113100² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22225113103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17082450 + ... + 17083750.

It is an arithmetic number, because the mean of its divisors is an integer number (675727150).

Almost surely, 2^22225113100 is an apocalyptic number.

22225113100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22225113100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24326177400).

22225113100 is an abundant number, since it is smaller than the sum of its proper divisors (26427241700).

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

22225113100 is a wasteful number, since it uses less digits than its factorization.

22225113100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683 (or 2676 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 22225113100 its reverse (131152222), we get a palindrome (22356265322).

The spelling of 22225113100 in words is "twenty-two billion, two hundred twenty-five million, one hundred thirteen thousand, one hundred".