22240352530 has 128 divisors (see below), whose sum is σ = 47152005120. Its totient is φ = 7466307840.

The previous prime is 22240352513. The next prime is 22240352531. The reversal of 22240352530 is 3525304222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22240352531) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36639487 + ... + 36640093.

It is an arithmetic number, because the mean of its divisors is an integer number (368375040).

Almost surely, 2^22240352530 is an apocalyptic number.

22240352530 is an abundant number, since it is smaller than the sum of its proper divisors (24911652590).

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

22240352530 is a wasteful number, since it uses less digits than its factorization.

22240352530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064.

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 22240352530 its reverse (3525304222), we get a palindrome (25765656752).

The spelling of 22240352530 in words is "twenty-two billion, two hundred forty million, three hundred fifty-two thousand, five hundred thirty".