201043230444 has 48 divisors (see below), whose sum is σ = 595683648000. Its totient is φ = 57440922768.

The previous prime is 201043230397. The next prime is 201043230449. The reversal of 201043230444 is 444032340102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (201043230449) 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 15 ways as a sum of consecutive naturals, for example, 132964344 + ... + 132965855.

It is an arithmetic number, because the mean of its divisors is an integer number (12410076000).

Almost surely, 2^201043230444 is an apocalyptic number.

It is an amenable number.

201043230444 is an abundant number, since it is smaller than the sum of its proper divisors (394640417556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201043230444 is a wasteful number, since it uses less digits than its factorization.

201043230444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265930219 (or 265930211 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 201043230444 its reverse (444032340102), we get a palindrome (645075570546).

The spelling of 201043230444 in words is "two hundred one billion, forty-three million, two hundred thirty thousand, four hundred forty-four".