211112300200221 has 96 divisors (see below), whose sum is σ = 369656651040768. Its totient is φ = 113338315653120.

The previous prime is 211112300200201. The next prime is 211112300200261. The reversal of 211112300200221 is 122002003211112.

211112300200221 is a `hidden beast` number, since 2 + 1 + 1 + 11 + 230 + 0 + 200 + 221 = 666.

It is not a de Polignac number, because 211112300200221 - 2⁵ = 211112300200189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211112300200194 and 211112300200203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211112300200201) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 7289523181 + ... + 7289552141.

It is an arithmetic number, because the mean of its divisors is an integer number (3850590115008).

Almost surely, 2^{211112300200221} is an apocalyptic number.

211112300200221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

211112300200221 is a deficient number, since it is larger than the sum of its proper divisors (158544350840547).

211112300200221 is a wasteful number, since it uses less digits than its factorization.

211112300200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40811 (or 40808 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 211112300200221 its reverse (122002003211112), we get a palindrome (333114303411333).

The spelling of 211112300200221 in words is "two hundred eleven trillion, one hundred twelve billion, three hundred million, two hundred thousand, two hundred twenty-one".