111201212012201 has 8 divisors (see below), whose sum is σ = 111292468124160. Its totient is φ = 111109963634208.

The previous prime is 111201212012161. The next prime is 111201212012239. The reversal of 111201212012201 is 102210212102111.

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 111201212012201 - 2³⁴ = 111184032143017 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 111201212012201.

It is not an unprimeable number, because it can be changed into a prime (111201212012251) 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 7 ways as a sum of consecutive naturals, for example, 27012560 + ... + 30855806.

It is an arithmetic number, because the mean of its divisors is an integer number (13911558515520).

Almost surely, 2^{111201212012201} is an apocalyptic number.

It is an amenable number.

111201212012201 is a deficient number, since it is larger than the sum of its proper divisors (91256111959).

111201212012201 is a wasteful number, since it uses less digits than its factorization.

111201212012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3866983.

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

Adding to 111201212012201 its reverse (102210212102111), we get a palindrome (213411424114312).

The spelling of 111201212012201 in words is "one hundred eleven trillion, two hundred one billion, two hundred twelve million, twelve thousand, two hundred one".