103103442321 has 8 divisors (see below), whose sum is σ = 149968643424. Its totient is φ = 62486934720.

The previous prime is 103103442313. The next prime is 103103442347. The reversal of 103103442321 is 123244301301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103103442321 - 2³ = 103103442313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103103442291 and 103103442300.

It is not an unprimeable number, because it can be changed into a prime (103103442371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1562173336 + ... + 1562173401.

It is an arithmetic number, because the mean of its divisors is an integer number (18746080428).

Almost surely, 2^103103442321 is an apocalyptic number.

103103442321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

103103442321 is a deficient number, since it is larger than the sum of its proper divisors (46865201103).

103103442321 is a wasteful number, since it uses less digits than its factorization.

103103442321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3124346751.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 103103442321 its reverse (123244301301), we get a palindrome (226347743622).

The spelling of 103103442321 in words is "one hundred three billion, one hundred three million, four hundred forty-two thousand, three hundred twenty-one".