200111221228 has 12 divisors (see below), whose sum is σ = 350431105752. Its totient is φ = 99988048160.

The previous prime is 200111221201. The next prime is 200111221229. The reversal of 200111221228 is 822122111002.

It is a super-2 number, since 2×200111221228² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200111221199 and 200111221208.

It is not an unprimeable number, because it can be changed into a prime (200111221229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16883950 + ... + 16895797.

It is an arithmetic number, because the mean of its divisors is an integer number (29202592146).

Almost surely, 2^200111221228 is an apocalyptic number.

It is an amenable number.

200111221228 is a deficient number, since it is larger than the sum of its proper divisors (150319884524).

200111221228 is a wasteful number, since it uses less digits than its factorization.

200111221228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33781232 (or 33781230 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

The spelling of 200111221228 in words is "two hundred billion, one hundred eleven million, two hundred twenty-one thousand, two hundred twenty-eight".