323000203121213 has 4 divisors (see below), whose sum is σ = 324448634525568. Its totient is φ = 321551771716860.

The previous prime is 323000203121207. The next prime is 323000203121243. The reversal of 323000203121213 is 312121302000323.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 323000203121213 - 2¹² = 323000203117117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323000203121243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724215701843 + ... + 724215702288.

It is an arithmetic number, because the mean of its divisors is an integer number (81112158631392).

Almost surely, 2^{323000203121213} is an apocalyptic number.

It is an amenable number.

323000203121213 is a deficient number, since it is larger than the sum of its proper divisors (1448431404355).

323000203121213 is a wasteful number, since it uses less digits than its factorization.

323000203121213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448431404354.

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

Adding to 323000203121213 its reverse (312121302000323), we get a palindrome (635121505121536).

The spelling of 323000203121213 in words is "three hundred twenty-three trillion, two hundred three million, one hundred twenty-one thousand, two hundred thirteen".