323203121213 has 16 divisors (see below), whose sum is σ = 369871896576. Its totient is φ = 276658778880.

The previous prime is 323203121161. The next prime is 323203121231. The reversal of 323203121213 is 312121302323.

It is a cyclic number.

It is not a de Polignac number, because 323203121213 - 2¹⁸ = 323202859069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323203121233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25400693 + ... + 25413413.

It is an arithmetic number, because the mean of its divisors is an integer number (23116993536).

Almost surely, 2^323203121213 is an apocalyptic number.

It is an amenable number.

323203121213 is a deficient number, since it is larger than the sum of its proper divisors (46668775363).

323203121213 is a wasteful number, since it uses less digits than its factorization.

323203121213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17324.

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

Adding to 323203121213 its reverse (312121302323), we get a palindrome (635324423536).

The spelling of 323203121213 in words is "three hundred twenty-three billion, two hundred three million, one hundred twenty-one thousand, two hundred thirteen".