201197242 has 8 divisors (see below), whose sum is σ = 302637600. Its totient is φ = 100318044.

The previous prime is 201197201. The next prime is 201197263. The reversal of 201197242 is 242791102.

201197242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 201197242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139392 + ... + 140827.

It is an arithmetic number, because the mean of its divisors is an integer number (37829700).

Almost surely, 2^201197242 is an apocalyptic number.

201197242 is a deficient number, since it is larger than the sum of its proper divisors (101440358).

201197242 is a wasteful number, since it uses less digits than its factorization.

201197242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280580.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 201197242 is about 14184.4013620597. The cubic root of 201197242 is about 585.9681458299.

The spelling of 201197242 in words is "two hundred one million, one hundred ninety-seven thousand, two hundred forty-two".