201043241103 has 4 divisors (see below), whose sum is σ = 268057654808. Its totient is φ = 134028827400.

The previous prime is 201043241041. The next prime is 201043241111. The reversal of 201043241103 is 301142340102.

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

It is not a de Polignac number, because 201043241103 - 2¹³ = 201043232911 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 201043241103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201043241303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33507206848 + ... + 33507206853.

It is an arithmetic number, because the mean of its divisors is an integer number (67014413702).

Almost surely, 2^201043241103 is an apocalyptic number.

201043241103 is a deficient number, since it is larger than the sum of its proper divisors (67014413705).

201043241103 is an equidigital number, since it uses as much as digits as its factorization.

201043241103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67014413704.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 201043241103 its reverse (301142340102), we get a palindrome (502185581205).

The spelling of 201043241103 in words is "two hundred one billion, forty-three million, two hundred forty-one thousand, one hundred three".