201043222111 has 8 divisors (see below), whose sum is σ = 209790483840. Its totient is φ = 192296481432.

The previous prime is 201043222087. The next prime is 201043222141. The reversal of 201043222111 is 111222340102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-201043222111 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 (201043222141) 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, 799480 + ... + 1020418.

It is an arithmetic number, because the mean of its divisors is an integer number (26223810480).

Almost surely, 2^201043222111 is an apocalyptic number.

201043222111 is a deficient number, since it is larger than the sum of its proper divisors (8747261729).

201043222111 is a wasteful number, since it uses less digits than its factorization.

201043222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260525.

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

Adding to 201043222111 its reverse (111222340102), we get a palindrome (312265562213).

The spelling of 201043222111 in words is "two hundred one billion, forty-three million, two hundred twenty-two thousand, one hundred eleven".