201043111303 has 4 divisors (see below), whose sum is σ = 204836377608. Its totient is φ = 197249845000.

The previous prime is 201043111271. The next prime is 201043111327. The reversal of 201043111303 is 303111340102.

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 201043111303 - 2⁵ = 201043111271 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 (201043111333) 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, 1896633073 + ... + 1896633178.

It is an arithmetic number, because the mean of its divisors is an integer number (51209094402).

Almost surely, 2^201043111303 is an apocalyptic number.

201043111303 is a deficient number, since it is larger than the sum of its proper divisors (3793266305).

201043111303 is an equidigital number, since it uses as much as digits as its factorization.

201043111303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793266304.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201043111303 its reverse (303111340102), we get a palindrome (504154451405).

The spelling of 201043111303 in words is "two hundred one billion, forty-three million, one hundred eleven thousand, three hundred three".