22123112130 has 96 divisors (see below), whose sum is σ = 66977673984. Its totient is φ = 4961294208.

The previous prime is 22123112119. The next prime is 22123112131. The reversal of 22123112130 is 3121132122.

22123112130 is a `hidden beast` number, since 221 + 2 + 311 + 2 + 130 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22123112131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 297894 + ... + 364673.

It is an arithmetic number, because the mean of its divisors is an integer number (697684104).

Almost surely, 2^22123112130 is an apocalyptic number.

22123112130 is an abundant number, since it is smaller than the sum of its proper divisors (44854561854).

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

22123112130 is a wasteful number, since it uses less digits than its factorization.

22123112130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662640 (or 662637 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 22123112130 its reverse (3121132122), we get a palindrome (25244244252).

The spelling of 22123112130 in words is "twenty-two billion, one hundred twenty-three million, one hundred twelve thousand, one hundred thirty".