201201323 has 4 divisors (see below), whose sum is σ = 201399408. Its totient is φ = 201003240.

The previous prime is 201201289. The next prime is 201201331. The reversal of 201201323 is 323102102.

It is a happy number.

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 201201323 - 2¹⁰ = 201200299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201201298 and 201201307.

It is not an unprimeable number, because it can be changed into a prime (201201383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97511 + ... + 99552.

It is an arithmetic number, because the mean of its divisors is an integer number (50349852).

Almost surely, 2^201201323 is an apocalyptic number.

201201323 is a deficient number, since it is larger than the sum of its proper divisors (198085).

201201323 is a wasteful number, since it uses less digits than its factorization.

201201323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198084.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 201201323 is about 14184.5452165376. The cubic root of 201201323 is about 585.9721076467.

Adding to 201201323 its reverse (323102102), we get a palindrome (524303425).

The spelling of 201201323 in words is "two hundred one million, two hundred one thousand, three hundred twenty-three".