323212213203211 has 4 divisors (see below), whose sum is σ = 323336096767800. Its totient is φ = 323088329638624.

The previous prime is 323212213203197. The next prime is 323212213203223. The reversal of 323212213203211 is 112302312212323.

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 323212213203211 - 2¹⁹ = 323212212678923 is a prime.

It is a super-2 number, since 2×323212213203211² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 323212213203211.

It is not an unprimeable number, because it can be changed into a prime (323212213203811) 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, 61941778381 + ... + 61941783598.

It is an arithmetic number, because the mean of its divisors is an integer number (80834024191950).

Almost surely, 2^{323212213203211} is an apocalyptic number.

323212213203211 is a deficient number, since it is larger than the sum of its proper divisors (123883564589).

323212213203211 is a wasteful number, since it uses less digits than its factorization.

323212213203211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123883564588.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 323212213203211 its reverse (112302312212323), we get a palindrome (435514525415534).

The spelling of 323212213203211 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred thirteen million, two hundred three thousand, two hundred eleven".