202011223323 has 24 divisors (see below), whose sum is σ = 337425343248. Its totient is φ = 106555369536.

The previous prime is 202011223313. The next prime is 202011223343. The reversal of 202011223323 is 323322110202.

It is a happy number.

202011223323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 202011223323 - 2⁶ = 202011223259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 202011223323.

It is not an unprimeable number, because it can be changed into a prime (202011223313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52852936 + ... + 52856757.

It is an arithmetic number, because the mean of its divisors is an integer number (14059389302).

Almost surely, 2^202011223323 is an apocalyptic number.

202011223323 is a deficient number, since it is larger than the sum of its proper divisors (135414119925).

202011223323 is a wasteful number, since it uses less digits than its factorization.

202011223323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105709723 (or 105709716 counting only the distinct ones).

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

Adding to 202011223323 its reverse (323322110202), we get a palindrome (525333333525).

The spelling of 202011223323 in words is "two hundred two billion, eleven million, two hundred twenty-three thousand, three hundred twenty-three".