201044343211 has 4 divisors (see below), whose sum is σ = 207976906800. Its totient is φ = 194111779624.

The previous prime is 201044343209. The next prime is 201044343239. The reversal of 201044343211 is 112343440102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112343440102 = 2 ⋅56171720051.

It is a cyclic number.

It is not a de Polignac number, because 201044343211 - 2¹ = 201044343209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201044343271) 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, 3466281751 + ... + 3466281808.

It is an arithmetic number, because the mean of its divisors is an integer number (51994226700).

Almost surely, 2^201044343211 is an apocalyptic number.

201044343211 is a deficient number, since it is larger than the sum of its proper divisors (6932563589).

201044343211 is an equidigital number, since it uses as much as digits as its factorization.

201044343211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6932563588.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 201044343211 its reverse (112343440102), we get a palindrome (313387783313).

The spelling of 201044343211 in words is "two hundred one billion, forty-four million, three hundred forty-three thousand, two hundred eleven".