201044312111 has 2 divisors, whose sum is σ = 201044312112. Its totient is φ = 201044312110.

The previous prime is 201044312093. The next prime is 201044312137. The reversal of 201044312111 is 111213440102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201044312111 - 2¹⁸ = 201044049967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201044312141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100522156055 + 100522156056.

It is an arithmetic number, because the mean of its divisors is an integer number (100522156056).

Almost surely, 2^201044312111 is an apocalyptic number.

201044312111 is a deficient number, since it is larger than the sum of its proper divisors (1).

201044312111 is an equidigital number, since it uses as much as digits as its factorization.

201044312111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 201044312111 its reverse (111213440102), we get a palindrome (312257752213).

The spelling of 201044312111 in words is "two hundred one billion, forty-four million, three hundred twelve thousand, one hundred eleven".