22143085430 has 32 divisors (see below), whose sum is σ = 41243329440. Its totient is φ = 8549452800.

The previous prime is 22143085423. The next prime is 22143085439. The reversal of 22143085430 is 3458034122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22143085439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1340582 + ... + 1356998.

It is an arithmetic number, because the mean of its divisors is an integer number (1288854045).

Almost surely, 2^22143085430 is an apocalyptic number.

22143085430 is a deficient number, since it is larger than the sum of its proper divisors (19100244010).

22143085430 is a wasteful number, since it uses less digits than its factorization.

22143085430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21104.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 22143085430 in words is "twenty-two billion, one hundred forty-three million, eighty-five thousand, four hundred thirty".