201244105 has 8 divisors (see below), whose sum is σ = 254203200. Its totient is φ = 152521776.

The previous prime is 201244097. The next prime is 201244139. The reversal of 201244105 is 501442102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201244105 - 2³ = 201244097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1059085 + ... + 1059274.

It is an arithmetic number, because the mean of its divisors is an integer number (31775400).

Almost surely, 2^201244105 is an apocalyptic number.

It is an amenable number.

201244105 is a deficient number, since it is larger than the sum of its proper divisors (52959095).

201244105 is a wasteful number, since it uses less digits than its factorization.

201244105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118383.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 201244105 is about 14186.0531861403. The cubic root of 201244105 is about 586.0136369993.

Adding to 201244105 its reverse (501442102), we get a palindrome (702686207).

The spelling of 201244105 in words is "two hundred one million, two hundred forty-four thousand, one hundred five".