103324421330321 has 4 divisors (see below), whose sum is σ = 103697433681972. Its totient is φ = 102951408978672.

The previous prime is 103324421330231. The next prime is 103324421330329. The reversal of 103324421330321 is 123033124423301.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5669232430225 + 97655188900096 = 2381015^2 + 9882064^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103324421330321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (103324421330329) 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, 186506175410 + ... + 186506175963.

It is an arithmetic number, because the mean of its divisors is an integer number (25924358420493).

Almost surely, 2^{103324421330321} is an apocalyptic number.

It is an amenable number.

103324421330321 is a deficient number, since it is larger than the sum of its proper divisors (373012351651).

103324421330321 is an equidigital number, since it uses as much as digits as its factorization.

103324421330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373012351650.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 103324421330321 its reverse (123033124423301), we get a palindrome (226357545753622).

The spelling of 103324421330321 in words is "one hundred three trillion, three hundred twenty-four billion, four hundred twenty-one million, three hundred thirty thousand, three hundred twenty-one".