10300020323221 has 4 divisors (see below), whose sum is σ = 10300071597772. Its totient is φ = 10299969048672.

The previous prime is 10300020323183. The next prime is 10300020323227. The reversal of 10300020323221 is 12232302000301.

10300020323221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1270385968996 + 9029634354225 = 1127114^2 + 3004935^2 .

It is a cyclic number.

It is not a de Polignac number, because 10300020323221 - 2²³ = 10300011934613 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 (10300020323227) 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, 25334766 + ... + 25738111.

It is an arithmetic number, because the mean of its divisors is an integer number (2575017899443).

Almost surely, 2^{10300020323221} is an apocalyptic number.

It is an amenable number.

10300020323221 is a deficient number, since it is larger than the sum of its proper divisors (51274551).

10300020323221 is an equidigital number, since it uses as much as digits as its factorization.

10300020323221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51274550.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 10300020323221 its reverse (12232302000301), we get a palindrome (22532322323522).

The spelling of 10300020323221 in words is "ten trillion, three hundred billion, twenty million, three hundred twenty-three thousand, two hundred twenty-one".