323211100243 has 4 divisors (see below), whose sum is σ = 323214369688. Its totient is φ = 323207830800.

The previous prime is 323211100231. The next prime is 323211100283. The reversal of 323211100243 is 342001112323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 323211100243 - 2¹³ = 323211092051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323211100283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481658 + ... + 1685743.

It is an arithmetic number, because the mean of its divisors is an integer number (80803592422).

Almost surely, 2^323211100243 is an apocalyptic number.

323211100243 is a deficient number, since it is larger than the sum of its proper divisors (3269445).

323211100243 is a wasteful number, since it uses less digits than its factorization.

323211100243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3269444.

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

Adding to 323211100243 its reverse (342001112323), we get a palindrome (665212212566).

The spelling of 323211100243 in words is "three hundred twenty-three billion, two hundred eleven million, one hundred thousand, two hundred forty-three".