201199 has 4 divisors (see below), whose sum is σ = 202536. Its totient is φ = 199864.

The previous prime is 201193. The next prime is 201203. The reversal of 201199 is 991102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201199 - 2⁵ = 201167 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409 + ... + 754.

It is an arithmetic number, because the mean of its divisors is an integer number (50634).

2²⁰¹¹⁹⁹ is an apocalyptic number.

201199 is a deficient number, since it is larger than the sum of its proper divisors (1337).

201199 is a wasteful number, since it uses less digits than its factorization.

201199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 201199 is about 448.5521151438. The cubic root of 201199 is about 58.5969852495.

It can be divided in two parts, 201 and 199, that added together give a square (400 = 20²).

The spelling of 201199 in words is "two hundred one thousand, one hundred ninety-nine".