22143210552 has 48 divisors (see below), whose sum is σ = 59978061000. Its totient is φ = 7380225216.

The previous prime is 22143210539. The next prime is 22143210569. The reversal of 22143210552 is 25501234122.

22143210552 is a `hidden beast` number, since 221 + 432 + 1 + 0 + 5 + 5 + 2 = 666.

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 11 ways as a sum of consecutive naturals, for example, 1147399 + ... + 1166537.

Almost surely, 2^22143210552 is an apocalyptic number.

It is an amenable number.

22143210552 is an abundant number, since it is smaller than the sum of its proper divisors (37834850448).

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

22143210552 is a wasteful number, since it uses less digits than its factorization.

22143210552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35220 (or 35213 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 22143210552 its reverse (25501234122), we get a palindrome (47644444674).

The spelling of 22143210552 in words is "twenty-two billion, one hundred forty-three million, two hundred ten thousand, five hundred fifty-two".