16202221000 has 64 divisors (see below), whose sum is σ = 43329386880. Its totient is φ = 5555044800.

The previous prime is 16202220997. The next prime is 16202221037. The reversal of 16202221000 is 12220261.

16202221000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 1150302 + ... + 1164301.

It is an arithmetic number, because the mean of its divisors is an integer number (677021670).

Almost surely, 2^16202221000 is an apocalyptic number.

16202221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16202221000 is an abundant number, since it is smaller than the sum of its proper divisors (27127165880).

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

16202221000 is a wasteful number, since it uses less digits than its factorization.

16202221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314631 (or 2314617 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 16202221000 its reverse (12220261), we get a palindrome (16214441261).

The spelling of 16202221000 in words is "sixteen billion, two hundred two million, two hundred twenty-one thousand".