200211021128 has 16 divisors (see below), whose sum is σ = 376055419500. Its totient is φ = 99929575936.

The previous prime is 200211021121. The next prime is 200211021151. The reversal of 200211021128 is 821120112002.

200211021128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 174923024644 + 25287996484 = 418238^2 + 159022^2 .

It is a super-2 number, since 2×200211021128² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200211021121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21986993 + ... + 21996096.

Almost surely, 2^200211021128 is an apocalyptic number.

It is an amenable number.

200211021128 is a deficient number, since it is larger than the sum of its proper divisors (175844398372).

200211021128 is a wasteful number, since it uses less digits than its factorization.

200211021128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43983664 (or 43983660 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

The spelling of 200211021128 in words is "two hundred billion, two hundred eleven million, twenty-one thousand, one hundred twenty-eight".