111220200211201 has 8 divisors (see below), whose sum is σ = 112413684101544. Its totient is φ = 110028526003200.

The previous prime is 111220200211187. The next prime is 111220200211217. The reversal of 111220200211201 is 102112002022111.

It can be written as a sum of positive squares in 4 ways, for example, as 67230143961201 + 43990056250000 = 8199399^2 + 6632500^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111220200211201 - 2⁷ = 111220200211073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111220200211291) 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 7 ways as a sum of consecutive naturals, for example, 452297010 + ... + 452542843.

It is an arithmetic number, because the mean of its divisors is an integer number (14051710512693).

Almost surely, 2^{111220200211201} is an apocalyptic number.

It is an amenable number.

111220200211201 is a deficient number, since it is larger than the sum of its proper divisors (1193483890343).

111220200211201 is a wasteful number, since it uses less digits than its factorization.

111220200211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904841171.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111220200211201 its reverse (102112002022111), we get a palindrome (213332202233312).

The spelling of 111220200211201 in words is "one hundred eleven trillion, two hundred twenty billion, two hundred million, two hundred eleven thousand, two hundred one".