201123230223 has 8 divisors (see below), whose sum is σ = 275411991088. Its totient is φ = 130458311424.

The previous prime is 201123230207. The next prime is 201123230227. The reversal of 201123230223 is 322032321102.

It is a happy number.

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

It is not a de Polignac number, because 201123230223 - 2⁴ = 201123230207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201123230223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201123230227) 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, 905960386 + ... + 905960607.

It is an arithmetic number, because the mean of its divisors is an integer number (34426498886).

Almost surely, 2^201123230223 is an apocalyptic number.

201123230223 is a deficient number, since it is larger than the sum of its proper divisors (74288760865).

201123230223 is a wasteful number, since it uses less digits than its factorization.

201123230223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811921033.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 201123230223 its reverse (322032321102), we get a palindrome (523155551325).

The spelling of 201123230223 in words is "two hundred one billion, one hundred twenty-three million, two hundred thirty thousand, two hundred twenty-three".