30103132230221 has 4 divisors (see below), whose sum is σ = 30441369671100. Its totient is φ = 29764894789344.

The previous prime is 30103132230181. The next prime is 30103132230229. The reversal of 30103132230221 is 12203223130103.

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 5954507714596 + 24148624515625 = 2440186^2 + 4914125^2 .

It is a cyclic number.

It is not a de Polignac number, because 30103132230221 - 2¹⁴ = 30103132213837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30103132230229) 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, 169118720306 + ... + 169118720483.

It is an arithmetic number, because the mean of its divisors is an integer number (7610342417775).

Almost surely, 2^{30103132230221} is an apocalyptic number.

It is an amenable number.

30103132230221 is a deficient number, since it is larger than the sum of its proper divisors (338237440879).

30103132230221 is an equidigital number, since it uses as much as digits as its factorization.

30103132230221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338237440878.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 30103132230221 its reverse (12203223130103), we get a palindrome (42306355360324).

The spelling of 30103132230221 in words is "thirty trillion, one hundred three billion, one hundred thirty-two million, two hundred thirty thousand, two hundred twenty-one".