201433223 has 4 divisors (see below), whose sum is σ = 201466320. Its totient is φ = 201400128.

The previous prime is 201433201. The next prime is 201433237. The reversal of 201433223 is 322334102.

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 201433223 - 2¹⁰ = 201432199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201433195 and 201433204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201439223) 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, 4490 + ... + 20567.

It is an arithmetic number, because the mean of its divisors is an integer number (50366580).

Almost surely, 2^201433223 is an apocalyptic number.

201433223 is a deficient number, since it is larger than the sum of its proper divisors (33097).

201433223 is an equidigital number, since it uses as much as digits as its factorization.

201433223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33096.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 201433223 is about 14192.7172521685. The cubic root of 201433223 is about 586.1971471849.

Adding to 201433223 its reverse (322334102), we get a palindrome (523767325).

The spelling of 201433223 in words is "two hundred one million, four hundred thirty-three thousand, two hundred twenty-three".