10030312321 has 2 divisors, whose sum is σ = 10030312322. Its totient is φ = 10030312320.

The previous prime is 10030312309. The next prime is 10030312337. The reversal of 10030312321 is 12321303001.

10030312321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (10030312337) can be obtained adding 10030312321 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5553230400 + 4477081921 = 74520^2 + 66911^2 .

It is a cyclic number.

It is not a de Polignac number, because 10030312321 - 2¹³ = 10030304129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10030312295 and 10030312304.

It is not a weakly prime, because it can be changed into another prime (10030312301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5015156160 + 5015156161.

It is an arithmetic number, because the mean of its divisors is an integer number (5015156161).

Almost surely, 2^10030312321 is an apocalyptic number.

It is an amenable number.

10030312321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10030312321 is an equidigital number, since it uses as much as digits as its factorization.

10030312321 is an odious number, because the sum of its binary digits is odd.

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

Adding to 10030312321 its reverse (12321303001), we get a palindrome (22351615322).

The spelling of 10030312321 in words is "ten billion, thirty million, three hundred twelve thousand, three hundred twenty-one".