201044442105 has 48 divisors (see below), whose sum is σ = 380884271040. Its totient is φ = 97498456704.

The previous prime is 201044442097. The next prime is 201044442167. The reversal of 201044442105 is 501244440102.

201044442105 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 4 + 444 + 210 + 5 = 666.

It is not a de Polignac number, because 201044442105 - 2³ = 201044442097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2525475 + ... + 2603864.

It is an arithmetic number, because the mean of its divisors is an integer number (7935088980).

Almost surely, 2^201044442105 is an apocalyptic number.

It is an amenable number.

201044442105 is a deficient number, since it is larger than the sum of its proper divisors (179839828935).

201044442105 is a wasteful number, since it uses less digits than its factorization.

201044442105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5129430 (or 5129427 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 201044442105 its reverse (501244440102), we get a palindrome (702288882207).

The spelling of 201044442105 in words is "two hundred one billion, forty-four million, four hundred forty-two thousand, one hundred five".