103242344321 has 4 divisors (see below), whose sum is σ = 103246796544. Its totient is φ = 103237892100.

The previous prime is 103242344311. The next prime is 103242344489. The reversal of 103242344321 is 123443242301.

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 a de Polignac number, because none of the positive numbers 2^k-103242344321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103242344311) 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, 2191145 + ... + 2237766.

It is an arithmetic number, because the mean of its divisors is an integer number (25811699136).

Almost surely, 2^103242344321 is an apocalyptic number.

It is an amenable number.

103242344321 is a deficient number, since it is larger than the sum of its proper divisors (4452223).

103242344321 is an equidigital number, since it uses as much as digits as its factorization.

103242344321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4452222.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 103242344321 its reverse (123443242301), we get a palindrome (226685586622).

The spelling of 103242344321 in words is "one hundred three billion, two hundred forty-two million, three hundred forty-four thousand, three hundred twenty-one".