10030320220021 has 8 divisors (see below), whose sum is σ = 10133831836184. Its totient is φ = 9926810772480.

The previous prime is 10030320220009. The next prime is 10030320220043. The reversal of 10030320220021 is 12002202303001.

It can be written as a sum of positive squares in 4 ways, for example, as 616561025796 + 9413759194225 = 785214^2 + 3068185^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10030320220021 - 2⁷ = 10030320219893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10030320219977 and 10030320220004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030320229021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9761011 + ... + 10739551.

It is an arithmetic number, because the mean of its divisors is an integer number (1266728979523).

Almost surely, 2^{10030320220021} is an apocalyptic number.

It is an amenable number.

10030320220021 is a deficient number, since it is larger than the sum of its proper divisors (103511616163).

10030320220021 is an equidigital number, since it uses as much as digits as its factorization.

10030320220021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084311.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 10030320220021 its reverse (12002202303001), we get a palindrome (22032522523022).

The spelling of 10030320220021 in words is "ten trillion, thirty billion, three hundred twenty million, two hundred twenty thousand, twenty-one".