323103121111 has 4 divisors (see below), whose sum is σ = 323257792000. Its totient is φ = 322948450224.

The previous prime is 323103121079. The next prime is 323103121129. The reversal of 323103121111 is 111121301323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111121301323 = 15227 ⋅7297649.

It is a cyclic number.

It is not a de Polignac number, because 323103121111 - 2⁵ = 323103121079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323103181111) 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, 77332311 + ... + 77336488.

It is an arithmetic number, because the mean of its divisors is an integer number (80814448000).

Almost surely, 2^323103121111 is an apocalyptic number.

323103121111 is a deficient number, since it is larger than the sum of its proper divisors (154670889).

323103121111 is a wasteful number, since it uses less digits than its factorization.

323103121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154670888.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 323103121111 its reverse (111121301323), we get a palindrome (434224422434).

The spelling of 323103121111 in words is "three hundred twenty-three billion, one hundred three million, one hundred twenty-one thousand, one hundred eleven".