22011134130 has 256 divisors, whose sum is σ = 62183116800. Its totient is φ = 5534369280.

The previous prime is 22011134107. The next prime is 22011134143. The reversal of 22011134130 is 3143111022.

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

It is a Curzon 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 127 ways as a sum of consecutive naturals, for example, 43759459 + ... + 43759961.

It is an arithmetic number, because the mean of its divisors is an integer number (242902800).

Almost surely, 2^22011134130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22011134130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31091558400).

22011134130 is an abundant number, since it is smaller than the sum of its proper divisors (40171982670).

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

22011134130 is a wasteful number, since it uses less digits than its factorization.

22011134130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686 (or 680 counting only the distinct ones).

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

Adding to 22011134130 its reverse (3143111022), we get a palindrome (25154245152).

The spelling of 22011134130 in words is "twenty-two billion, eleven million, one hundred thirty-four thousand, one hundred thirty".