22143313213430 has 64 divisors (see below), whose sum is σ = 42479394693120. Its totient is φ = 8291268589824.

The previous prime is 22143313213421. The next prime is 22143313213433. The reversal of 22143313213430 is 3431231334122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22143313213433) 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, 139250627 + ... + 139409553.

It is an arithmetic number, because the mean of its divisors is an integer number (663740542080).

Almost surely, 2^{22143313213430} is an apocalyptic number.

22143313213430 is a deficient number, since it is larger than the sum of its proper divisors (20336081479690).

22143313213430 is a wasteful number, since it uses less digits than its factorization.

22143313213430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171893.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 22143313213430 its reverse (3431231334122), we get a palindrome (25574544547552).

The spelling of 22143313213430 in words is "twenty-two trillion, one hundred forty-three billion, three hundred thirteen million, two hundred thirteen thousand, four hundred thirty".