323202320231231 has 32 divisors (see below), whose sum is σ = 373079568276480. Its totient is φ = 274266085556736.

The previous prime is 323202320231209. The next prime is 323202320231233. The reversal of 323202320231231 is 132132023202323.

It is not a de Polignac number, because 323202320231231 - 2³⁴ = 323185140362047 is a prime.

It is a super-2 number, since 2×323202320231231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323202320231194 and 323202320231203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323202320231233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 426050390 + ... + 426808316.

It is an arithmetic number, because the mean of its divisors is an integer number (11658736508640).

Almost surely, 2^{323202320231231} is an apocalyptic number.

323202320231231 is a deficient number, since it is larger than the sum of its proper divisors (49877248045249).

323202320231231 is a wasteful number, since it uses less digits than its factorization.

323202320231231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759543.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 323202320231231 its reverse (132132023202323), we get a palindrome (455334343433554).

The spelling of 323202320231231 in words is "three hundred twenty-three trillion, two hundred two billion, three hundred twenty million, two hundred thirty-one thousand, two hundred thirty-one".