103320110300221 has 4 divisors (see below), whose sum is σ = 103335810065244. Its totient is φ = 103304410535200.

The previous prime is 103320110300201. The next prime is 103320110300243. The reversal of 103320110300221 is 122003011023301.

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 33103855424025 + 70216254876196 = 5753595^2 + 8379514^2 .

It is a cyclic number.

It is not a de Polignac number, because 103320110300221 - 2⁷ = 103320110300093 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 (103320110300201) 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, 7849872640 + ... + 7849885801.

It is an arithmetic number, because the mean of its divisors is an integer number (25833952516311).

Almost surely, 2^{103320110300221} is an apocalyptic number.

It is an amenable number.

103320110300221 is a deficient number, since it is larger than the sum of its proper divisors (15699765023).

103320110300221 is an equidigital number, since it uses as much as digits as its factorization.

103320110300221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15699765022.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 103320110300221 its reverse (122003011023301), we get a palindrome (225323121323522).

The spelling of 103320110300221 in words is "one hundred three trillion, three hundred twenty billion, one hundred ten million, three hundred thousand, two hundred twenty-one".