200221201122111 has 24 divisors (see below), whose sum is σ = 311455980588480. Its totient is φ = 123212738730816.

The previous prime is 200221201122109. The next prime is 200221201122197. The reversal of 200221201122111 is 111221102122002.

200221201122111 is a `hidden beast` number, since 20 + 0 + 221 + 201 + 1 + 221 + 1 + 1 = 666.

200221201122111 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200221201122111 - 2¹ = 200221201122109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200221201122211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50321370 + ... + 54154248.

It is an arithmetic number, because the mean of its divisors is an integer number (12977332524520).

Almost surely, 2^{200221201122111} is an apocalyptic number.

200221201122111 is a deficient number, since it is larger than the sum of its proper divisors (111234779466369).

200221201122111 is a wasteful number, since it uses less digits than its factorization.

200221201122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4279375 (or 4279372 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 200221201122111 its reverse (111221102122002), we get a palindrome (311442303244113).

The spelling of 200221201122111 in words is "two hundred trillion, two hundred twenty-one billion, two hundred one million, one hundred twenty-two thousand, one hundred eleven".