201044402323 has 16 divisors (see below), whose sum is σ = 202513013280. Its totient is φ = 199582580736.

The previous prime is 201044402309. The next prime is 201044402353. The reversal of 201044402323 is 323204440102.

It is a happy number.

201044402323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 201044402323 - 2²¹ = 201042305171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201044402353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178072423 + ... + 178073551.

It is an arithmetic number, because the mean of its divisors is an integer number (12657063330).

Almost surely, 2^201044402323 is an apocalyptic number.

201044402323 is a deficient number, since it is larger than the sum of its proper divisors (1468610957).

201044402323 is a wasteful number, since it uses less digits than its factorization.

201044402323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3126.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 201044402323 its reverse (323204440102), we get a palindrome (524248842425).

The spelling of 201044402323 in words is "two hundred one billion, forty-four million, four hundred two thousand, three hundred twenty-three".