103323131111 has 4 divisors (see below), whose sum is σ = 103324114512. Its totient is φ = 103322147712.

The previous prime is 103323131069. The next prime is 103323131113. The reversal of 103323131111 is 111131323301.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 103323131111 - 2¹⁸ = 103322868967 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 (103323131113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312275 + ... + 551508.

It is an arithmetic number, because the mean of its divisors is an integer number (25831028628).

Almost surely, 2^103323131111 is an apocalyptic number.

103323131111 is a deficient number, since it is larger than the sum of its proper divisors (983401).

103323131111 is an equidigital number, since it uses as much as digits as its factorization.

103323131111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983400.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 103323131111 its reverse (111131323301), we get a palindrome (214454454412).

The spelling of 103323131111 in words is "one hundred three billion, three hundred twenty-three million, one hundred thirty-one thousand, one hundred eleven".