201044105 has 16 divisors (see below), whose sum is σ = 249854544. Its totient is φ = 155201280.

The previous prime is 201044101. The next prime is 201044141. The reversal of 201044105 is 501440102.

It can be written as a sum of positive squares in 8 ways, for example, as 56010256 + 145033849 = 7484^2 + 12043^2 .

It is not a de Polignac number, because 201044105 - 2² = 201044101 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201044101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9947 + ... + 22383.

It is an arithmetic number, because the mean of its divisors is an integer number (15615909).

Almost surely, 2^201044105 is an apocalyptic number.

It is an amenable number.

201044105 is a deficient number, since it is larger than the sum of its proper divisors (48810439).

201044105 is a wasteful number, since it uses less digits than its factorization.

201044105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12556.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 201044105 is about 14179.0022568586. The cubic root of 201044105 is about 585.8194423670.

Adding to 201044105 its reverse (501440102), we get a palindrome (702484207).

The spelling of 201044105 in words is "two hundred one million, forty-four thousand, one hundred five".