323011201202320 has 20 divisors (see below), whose sum is σ = 751001042795580. Its totient is φ = 129204480480896.

The previous prime is 323011201202317. The next prime is 323011201202321. The reversal of 323011201202320 is 23202102110323.

It can be written as a sum of positive squares in 2 ways, for example, as 60529209122704 + 262481992079616 = 7780052^2 + 16201296^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×323011201202320² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 323011201202291 and 323011201202300.

It is not an unprimeable number, because it can be changed into a prime (323011201202321) 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, 2018820007435 + ... + 2018820007594.

It is an arithmetic number, because the mean of its divisors is an integer number (37550052139779).

Almost surely, 2^{323011201202320} is an apocalyptic number.

It is an amenable number.

323011201202320 is an abundant number, since it is smaller than the sum of its proper divisors (427989841593260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323011201202320 is a wasteful number, since it uses less digits than its factorization.

323011201202320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4037640015042 (or 4037640015036 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 323011201202320 its reverse (23202102110323), we get a palindrome (346213303312643).

The spelling of 323011201202320 in words is "three hundred twenty-three trillion, eleven billion, two hundred one million, two hundred two thousand, three hundred twenty".