22234312430 has 64 divisors (see below), whose sum is σ = 46605611520. Its totient is φ = 7551734400.

The previous prime is 22234312409. The next prime is 22234312453. The reversal of 22234312430 is 3421343222.

It is a self number, because there is not a number n which added to its sum of digits gives 22234312430.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73472 + ... + 223308.

It is an arithmetic number, because the mean of its divisors is an integer number (728212680).

Almost surely, 2^22234312430 is an apocalyptic number.

22234312430 is an abundant number, since it is smaller than the sum of its proper divisors (24371299090).

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

22234312430 is a wasteful number, since it uses less digits than its factorization.

22234312430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149945.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 22234312430 its reverse (3421343222), we get a palindrome (25655655652).

The spelling of 22234312430 in words is "twenty-two billion, two hundred thirty-four million, three hundred twelve thousand, four hundred thirty".