131324244103 has 4 divisors (see below), whose sum is σ = 141426109048. Its totient is φ = 121222379160.

The previous prime is 131324244059. The next prime is 131324244199. The reversal of 131324244103 is 301442423131.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 131324244103 - 2⁹ = 131324243591 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 (131324244203) 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, 5050932453 + ... + 5050932478.

It is an arithmetic number, because the mean of its divisors is an integer number (35356527262).

Almost surely, 2^131324244103 is an apocalyptic number.

131324244103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

131324244103 is a deficient number, since it is larger than the sum of its proper divisors (10101864945).

131324244103 is a wasteful number, since it uses less digits than its factorization.

131324244103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10101864944.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 131324244103 its reverse (301442423131), we get a palindrome (432766667234).

The spelling of 131324244103 in words is "one hundred thirty-one billion, three hundred twenty-four million, two hundred forty-four thousand, one hundred three".