1030210030321 has 4 divisors (see below), whose sum is σ = 1058053544692. Its totient is φ = 1002366515952.

The previous prime is 1030210030301. The next prime is 1030210030361. The reversal of 1030210030321 is 1230300120301.

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 725842657296 + 304367373025 = 851964^2 + 551695^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030210030321 - 2⁹ = 1030210029809 is a prime.

It is a super-2 number, since 2×1030210030321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1030210030295 and 1030210030304.

It is not an unprimeable number, because it can be changed into a prime (1030210030301) 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, 13921757130 + ... + 13921757203.

It is an arithmetic number, because the mean of its divisors is an integer number (264513386173).

Almost surely, 2^{1030210030321} is an apocalyptic number.

It is an amenable number.

1030210030321 is a deficient number, since it is larger than the sum of its proper divisors (27843514371).

1030210030321 is an equidigital number, since it uses as much as digits as its factorization.

1030210030321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27843514370.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1030210030321 its reverse (1230300120301), we get a palindrome (2260510150622).

The spelling of 1030210030321 in words is "one trillion, thirty billion, two hundred ten million, thirty thousand, three hundred twenty-one".