22302134430 has 64 divisors (see below), whose sum is σ = 55202411520. Its totient is φ = 5762219904.

The previous prime is 22302134419. The next prime is 22302134473. The reversal of 22302134430 is 3443120322.

It is a self number, because there is not a number n which added to its sum of digits gives 22302134430.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223257 + ... + 307323.

It is an arithmetic number, because the mean of its divisors is an integer number (862537680).

Almost surely, 2^22302134430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22302134430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27601205760).

22302134430 is an abundant number, since it is smaller than the sum of its proper divisors (32900277090).

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

22302134430 is a wasteful number, since it uses less digits than its factorization.

22302134430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84353.

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

Adding to 22302134430 its reverse (3443120322), we get a palindrome (25745254752).

The spelling of 22302134430 in words is "twenty-two billion, three hundred two million, one hundred thirty-four thousand, four hundred thirty".