111201201210201 has 16 divisors (see below), whose sum is σ = 152445027211008. Its totient is φ = 72059098953600.

The previous prime is 111201201210181. The next prime is 111201201210247. The reversal of 111201201210201 is 102012102102111.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-111201201210201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111201201210301) 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 15 ways as a sum of consecutive naturals, for example, 1668001366 + ... + 1668068031.

It is an arithmetic number, because the mean of its divisors is an integer number (9527814200688).

Almost surely, 2^{111201201210201} is an apocalyptic number.

It is an amenable number.

111201201210201 is a deficient number, since it is larger than the sum of its proper divisors (41243826000807).

111201201210201 is a wasteful number, since it uses less digits than its factorization.

111201201210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336069712.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111201201210201 its reverse (102012102102111), we get a palindrome (213213303312312).

The spelling of 111201201210201 in words is "one hundred eleven trillion, two hundred one billion, two hundred one million, two hundred ten thousand, two hundred one".