22133230530 has 32 divisors (see below), whose sum is σ = 55915531200. Its totient is φ = 5591552832.

The previous prime is 22133230481. The next prime is 22133230541. The reversal of 22133230530 is 3503233122.

It is a self number, because there is not a number n which added to its sum of digits gives 22133230530.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19414545 + ... + 19415684.

It is an arithmetic number, because the mean of its divisors is an integer number (1747360350).

Almost surely, 2^22133230530 is an apocalyptic number.

22133230530 is an abundant number, since it is smaller than the sum of its proper divisors (33782300670).

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

22133230530 is a wasteful number, since it uses less digits than its factorization.

22133230530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38830258.

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 22133230530 its reverse (3503233122), we get a palindrome (25636463652).

The spelling of 22133230530 in words is "twenty-two billion, one hundred thirty-three million, two hundred thirty thousand, five hundred thirty".