22143130443250 has 64 divisors (see below), whose sum is σ = 41530243442688. Its totient is φ = 8840536440000.

The previous prime is 22143130443229. The next prime is 22143130443251. The reversal of 22143130443250 is 5234403134122.

It is not an unprimeable number, because it can be changed into a prime (22143130443251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 289554519 + ... + 289630981.

It is an arithmetic number, because the mean of its divisors is an integer number (648910053792).

Almost surely, 2^{22143130443250} is an apocalyptic number.

22143130443250 is a deficient number, since it is larger than the sum of its proper divisors (19387112999438).

22143130443250 is a wasteful number, since it uses less digits than its factorization.

22143130443250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78652 (or 78642 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 22143130443250 its reverse (5234403134122), we get a palindrome (27377533577372).

The spelling of 22143130443250 in words is "twenty-two trillion, one hundred forty-three billion, one hundred thirty million, four hundred forty-three thousand, two hundred fifty".