201043224439 has 4 divisors (see below), whose sum is σ = 205946717760. Its totient is φ = 196139731120.

The previous prime is 201043224433. The next prime is 201043224451. The reversal of 201043224439 is 934422340102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201043224439 - 2¹³ = 201043216247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201043224433) 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, 2451746599 + ... + 2451746680.

It is an arithmetic number, because the mean of its divisors is an integer number (51486679440).

Almost surely, 2^201043224439 is an apocalyptic number.

201043224439 is a deficient number, since it is larger than the sum of its proper divisors (4903493321).

201043224439 is an equidigital number, since it uses as much as digits as its factorization.

201043224439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4903493320.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 201043224439 in words is "two hundred one billion, forty-three million, two hundred twenty-four thousand, four hundred thirty-nine".