22144033230 has 128 divisors (see below), whose sum is σ = 61588532736. Its totient is φ = 5035929600.

The previous prime is 22144033229. The next prime is 22144033271. The reversal of 22144033230 is 3233044122.

It is a self number, because there is not a number n which added to its sum of digits gives 22144033230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1749625 + ... + 1762235.

It is an arithmetic number, because the mean of its divisors is an integer number (481160412).

Almost surely, 2^22144033230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22144033230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30794266368).

22144033230 is an abundant number, since it is smaller than the sum of its proper divisors (39444499506).

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

22144033230 is a wasteful number, since it uses less digits than its factorization.

22144033230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12962.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 22144033230 its reverse (3233044122), we get a palindrome (25377077352).

The spelling of 22144033230 in words is "twenty-two billion, one hundred forty-four million, thirty-three thousand, two hundred thirty".