201044032111 has 4 divisors (see below), whose sum is σ = 216508957672. Its totient is φ = 185579106552.

The previous prime is 201044032097. The next prime is 201044032127. The reversal of 201044032111 is 111230440102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201044032111 - 2¹⁹ = 201043507823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201044032411) 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 3 ways as a sum of consecutive naturals, for example, 7732462761 + ... + 7732462786.

It is an arithmetic number, because the mean of its divisors is an integer number (54127239418).

Almost surely, 2^201044032111 is an apocalyptic number.

201044032111 is a deficient number, since it is larger than the sum of its proper divisors (15464925561).

201044032111 is a wasteful number, since it uses less digits than its factorization.

201044032111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15464925560.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 201044032111 its reverse (111230440102), we get a palindrome (312274472213).

The spelling of 201044032111 in words is "two hundred one billion, forty-four million, thirty-two thousand, one hundred eleven".