200128016 has 20 divisors (see below), whose sum is σ = 422998224. Its totient is φ = 90967200.

The previous prime is 200128013. The next prime is 200128031. The reversal of 200128016 is 610821002.

200128016 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (200128013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568370 + ... + 568721.

Almost surely, 2^200128016 is an apocalyptic number.

It is an amenable number.

200128016 is an abundant number, since it is smaller than the sum of its proper divisors (222870208).

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

200128016 is a wasteful number, since it uses less digits than its factorization.

200128016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137110 (or 1137104 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 200128016 is about 14146.6609487893. The cubic root of 200128016 is about 584.9282947152.

Adding to 200128016 its reverse (610821002), we get a palindrome (810949018).

The spelling of 200128016 in words is "two hundred million, one hundred twenty-eight thousand, sixteen".