201112434243 has 48 divisors (see below), whose sum is σ = 346509648576. Its totient is φ = 110002913280.

The previous prime is 201112434227. The next prime is 201112434377. The reversal of 201112434243 is 342434211102.

201112434243 is a `hidden beast` number, since 201 + 1 + 1 + 2 + 434 + 24 + 3 = 666.

It is not a de Polignac number, because 201112434243 - 2⁴ = 201112434227 is a prime.

It is a super-2 number, since 2×201112434243² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201112434143) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 597630 + ... + 871427.

It is an arithmetic number, because the mean of its divisors is an integer number (7218951012).

Almost surely, 2^201112434243 is an apocalyptic number.

201112434243 is a deficient number, since it is larger than the sum of its proper divisors (145397214333).

201112434243 is a wasteful number, since it uses less digits than its factorization.

201112434243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469164 (or 1469161 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 201112434243 its reverse (342434211102), we get a palindrome (543546645345).

The spelling of 201112434243 in words is "two hundred one billion, one hundred twelve million, four hundred thirty-four thousand, two hundred forty-three".