22000133052 has 144 divisors (see below), whose sum is σ = 59131537920. Its totient is φ = 6882505344.

The previous prime is 22000132961. The next prime is 22000133053. The reversal of 22000133052 is 25033100022.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000133053) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10788649 + ... + 10790687.

It is an arithmetic number, because the mean of its divisors is an integer number (410635680).

Almost surely, 2^22000133052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22000133052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29565768960).

22000133052 is an abundant number, since it is smaller than the sum of its proper divisors (37131404868).

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

22000133052 is a wasteful number, since it uses less digits than its factorization.

22000133052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312 (or 2307 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

Adding to 22000133052 its reverse (25033100022), we get a palindrome (47033233074).

The spelling of 22000133052 in words is "twenty-two billion, one hundred thirty-three thousand, fifty-two".