202323113321 has 12 divisors (see below), whose sum is σ = 241095837780. Its totient is φ = 169190058240.

The previous prime is 202323113261. The next prime is 202323113327. The reversal of 202323113321 is 123311323202.

It can be written as a sum of positive squares in 2 ways, for example, as 36787240000 + 165535873321 = 191800^2 + 406861^2 .

It is not a de Polignac number, because 202323113321 - 2⁶ = 202323113257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202323113327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50352176 + ... + 50356193.

It is an arithmetic number, because the mean of its divisors is an integer number (20091319815).

Almost surely, 2^202323113321 is an apocalyptic number.

It is an amenable number.

202323113321 is a deficient number, since it is larger than the sum of its proper divisors (38772724459).

202323113321 is a wasteful number, since it uses less digits than its factorization.

202323113321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100708424 (or 100708417 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 202323113321 its reverse (123311323202), we get a palindrome (325634436523).

The spelling of 202323113321 in words is "two hundred two billion, three hundred twenty-three million, one hundred thirteen thousand, three hundred twenty-one".