201112312043 has 2 divisors, whose sum is σ = 201112312044. Its totient is φ = 201112312042.

The previous prime is 201112311931. The next prime is 201112312073. The reversal of 201112312043 is 340213211102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201112312043 - 2¹⁰ = 201112311019 is a prime.

It is not a weakly prime, because it can be changed into another prime (201112312073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100556156021 + 100556156022.

It is an arithmetic number, because the mean of its divisors is an integer number (100556156022).

Almost surely, 2^201112312043 is an apocalyptic number.

201112312043 is a deficient number, since it is larger than the sum of its proper divisors (1).

201112312043 is an equidigital number, since it uses as much as digits as its factorization.

201112312043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 201112312043 its reverse (340213211102), we get a palindrome (541325523145).

The spelling of 201112312043 in words is "two hundred one billion, one hundred twelve million, three hundred twelve thousand, forty-three".