22120211130 has 128 divisors (see below), whose sum is σ = 59904811008. Its totient is φ = 5197243392.

The previous prime is 22120211119. The next prime is 22120211159. The reversal of 22120211130 is 3111202122.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 63 ways as a sum of consecutive naturals, for example, 531249 + ... + 571371.

It is an arithmetic number, because the mean of its divisors is an integer number (468006336).

Almost surely, 2^22120211130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22120211130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29952405504).

22120211130 is an abundant number, since it is smaller than the sum of its proper divisors (37784599878).

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

22120211130 is a wasteful number, since it uses less digits than its factorization.

22120211130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40220.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 22120211130 its reverse (3111202122), we get a palindrome (25231413252).

The spelling of 22120211130 in words is "twenty-two billion, one hundred twenty million, two hundred eleven thousand, one hundred thirty".