202112320323 has 16 divisors (see below), whose sum is σ = 285353421696. Its totient is φ = 126807404160.

The previous prime is 202112320309. The next prime is 202112320337. The reversal of 202112320323 is 323023211202.

It is a happy number.

202112320323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (202112320309) and next prime (202112320337).

It is not a de Polignac number, because 202112320323 - 2²⁸ = 201843884867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202112320323.

It is not an unprimeable number, because it can be changed into a prime (202112320303) 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 15 ways as a sum of consecutive naturals, for example, 727408 + ... + 966098.

It is an arithmetic number, because the mean of its divisors is an integer number (17834588856).

Almost surely, 2^202112320323 is an apocalyptic number.

202112320323 is a deficient number, since it is larger than the sum of its proper divisors (83241101373).

202112320323 is a wasteful number, since it uses less digits than its factorization.

202112320323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255314.

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

Adding to 202112320323 its reverse (323023211202), we get a palindrome (525135531525).

The spelling of 202112320323 in words is "two hundred two billion, one hundred twelve million, three hundred twenty thousand, three hundred twenty-three".