111001110201 has 6 divisors (see below), whose sum is σ = 160334936970. Its totient is φ = 74000740128.

The previous prime is 111001110197. The next prime is 111001110217. The reversal of 111001110201 is 102011100111.

It can be written as a sum of positive squares in only one way, i.e., 62502500025 + 48498610176 = 250005^2 + 220224^2 .

It is not a de Polignac number, because 111001110201 - 2² = 111001110197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 12333456689 = 111001110201 / (1 + 1 + 1 + 0 + 0 + 1 + 1 + 1 + 0 + 2 + 0 + 1).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111001110001) 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 5 ways as a sum of consecutive naturals, for example, 6166728336 + ... + 6166728353.

It is an arithmetic number, because the mean of its divisors is an integer number (26722489495).

Almost surely, 2^111001110201 is an apocalyptic number.

It is an amenable number.

111001110201 is a deficient number, since it is larger than the sum of its proper divisors (49333826769).

111001110201 is a wasteful number, since it uses less digits than its factorization.

111001110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12333456695 (or 12333456692 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 111001110201 its reverse (102011100111), we get a palindrome (213012210312).

The spelling of 111001110201 in words is "one hundred eleven billion, one million, one hundred ten thousand, two hundred one".