323203110000013 has 4 divisors (see below), whose sum is σ = 323211822415740. Its totient is φ = 323194397584288.

The previous prime is 323203109999947. The next prime is 323203110000083. The reversal of 323203110000013 is 310000011302323.

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

It can be written as a sum of positive squares in 2 ways, for example, as 225218392969284 + 97984717030729 = 15007278^2 + 9898723^2 .

It is a cyclic number.

It is not a de Polignac number, because 323203110000013 - 2¹⁷ = 323203109868941 is a prime.

It is a super-3 number, since 3×323203110000013³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323203110000083) 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, 4356152218 + ... + 4356226411.

It is an arithmetic number, because the mean of its divisors is an integer number (80802955603935).

Almost surely, 2^{323203110000013} is an apocalyptic number.

It is an amenable number.

323203110000013 is a deficient number, since it is larger than the sum of its proper divisors (8712415727).

323203110000013 is an equidigital number, since it uses as much as digits as its factorization.

323203110000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8712415726.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 323203110000013 its reverse (310000011302323), we get a palindrome (633203121302336).

The spelling of 323203110000013 in words is "three hundred twenty-three trillion, two hundred three billion, one hundred ten million, thirteen", and thus it is an aban number.