201342243 has 8 divisors (see below), whose sum is σ = 269956800. Its totient is φ = 133477928.

The previous prime is 201342227. The next prime is 201342269. The reversal of 201342243 is 342243102.

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 201342243 - 2⁴ = 201342227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201342223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186933 + ... + 188006.

It is an arithmetic number, because the mean of its divisors is an integer number (33744600).

Almost surely, 2^201342243 is an apocalyptic number.

201342243 is a deficient number, since it is larger than the sum of its proper divisors (68614557).

201342243 is a wasteful number, since it uses less digits than its factorization.

201342243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375121.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 201342243 is about 14189.5117252145. The cubic root of 201342243 is about 586.1088793095.

Adding to 201342243 its reverse (342243102), we get a palindrome (543585345).

The spelling of 201342243 in words is "two hundred one million, three hundred forty-two thousand, two hundred forty-three".