20243323012233 has 16 divisors (see below), whose sum is σ = 27000935353280. Its totient is φ = 13490630097984.

The previous prime is 20243323012229. The next prime is 20243323012259. The reversal of 20243323012233 is 33221032334202.

It is a happy number.

It is not a de Polignac number, because 20243323012233 - 2² = 20243323012229 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 20243323012233.

It is not an unprimeable number, because it can be changed into a prime (20243323012733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272002935 + ... + 272077347.

It is an arithmetic number, because the mean of its divisors is an integer number (1687558459580).

Almost surely, 2^{20243323012233} is an apocalyptic number.

It is an amenable number.

20243323012233 is a deficient number, since it is larger than the sum of its proper divisors (6757612341047).

20243323012233 is a wasteful number, since it uses less digits than its factorization.

20243323012233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106248.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 20243323012233 its reverse (33221032334202), we get a palindrome (53464355346435).

The spelling of 20243323012233 in words is "twenty trillion, two hundred forty-three billion, three hundred twenty-three million, twelve thousand, two hundred thirty-three".