103320112232321 has 4 divisors (see below), whose sum is σ = 104013535804500. Its totient is φ = 102626688660144.

The previous prime is 103320112232317. The next prime is 103320112232327. The reversal of 103320112232321 is 123232211023301.

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 44901055680625 + 58419056551696 = 6700825^2 + 7643236^2 .

It is a cyclic number.

It is not a de Polignac number, because 103320112232321 - 2² = 103320112232317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103320112232327) 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, 346711785866 + ... + 346711786163.

It is an arithmetic number, because the mean of its divisors is an integer number (26003383951125).

Almost surely, 2^{103320112232321} is an apocalyptic number.

It is an amenable number.

103320112232321 is a deficient number, since it is larger than the sum of its proper divisors (693423572179).

103320112232321 is an equidigital number, since it uses as much as digits as its factorization.

103320112232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693423572178.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 103320112232321 its reverse (123232211023301), we get a palindrome (226552323255622).

The spelling of 103320112232321 in words is "one hundred three trillion, three hundred twenty billion, one hundred twelve million, two hundred thirty-two thousand, three hundred twenty-one".