200311232223 has 4 divisors (see below), whose sum is σ = 267081642968. Its totient is φ = 133540821480.

The previous prime is 200311232213. The next prime is 200311232257. The reversal of 200311232223 is 322232113002.

It is a happy number.

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

It is not a de Polignac number, because 200311232223 - 2¹² = 200311228127 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 200311232223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200311232213) 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, 33385205368 + ... + 33385205373.

It is an arithmetic number, because the mean of its divisors is an integer number (66770410742).

Almost surely, 2^200311232223 is an apocalyptic number.

200311232223 is a deficient number, since it is larger than the sum of its proper divisors (66770410745).

200311232223 is an equidigital number, since it uses as much as digits as its factorization.

200311232223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66770410744.

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

Adding to 200311232223 its reverse (322232113002), we get a palindrome (522543345225).

The spelling of 200311232223 in words is "two hundred billion, three hundred eleven million, two hundred thirty-two thousand, two hundred twenty-three".