201044442104 has 64 divisors (see below), whose sum is σ = 425280430080. Its totient is φ = 88271856000.

The previous prime is 201044442097. The next prime is 201044442167. The reversal of 201044442104 is 401244440102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1407737 + ... + 1543959.

It is an arithmetic number, because the mean of its divisors is an integer number (6645006720).

Almost surely, 2^201044442104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201044442104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212640215040).

201044442104 is an abundant number, since it is smaller than the sum of its proper divisors (224235987976).

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

201044442104 is a wasteful number, since it uses less digits than its factorization.

201044442104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136812 (or 136808 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 201044442104 its reverse (401244440102), we get a palindrome (602288882206).

The spelling of 201044442104 in words is "two hundred one billion, forty-four million, four hundred forty-two thousand, one hundred four".