111202212011201 has 8 divisors (see below), whose sum is σ = 115041732575400. Its totient is φ = 107363022215680.

The previous prime is 111202212011179. The next prime is 111202212011227. The reversal of 111202212011201 is 102110212202111.

It can be written as a sum of positive squares in 4 ways, for example, as 17220840040000 + 93981371971201 = 4149800^2 + 9694399^2 .

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 111202212011201 - 2¹⁰ = 111202212010177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111202212011201.

It is not an unprimeable number, because it can be changed into a prime (111202212011101) 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, 82008080 + ... + 83353041.

It is an arithmetic number, because the mean of its divisors is an integer number (14380216571925).

Almost surely, 2^{111202212011201} is an apocalyptic number.

It is an amenable number.

111202212011201 is a deficient number, since it is larger than the sum of its proper divisors (3839520564199).

111202212011201 is a wasteful number, since it uses less digits than its factorization.

111202212011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165384339.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111202212011201 its reverse (102110212202111), we get a palindrome (213312424213312).

The spelling of 111202212011201 in words is "one hundred eleven trillion, two hundred two billion, two hundred twelve million, eleven thousand, two hundred one".