10013444321 has 2 divisors, whose sum is σ = 10013444322. Its totient is φ = 10013444320.

The previous prime is 10013444303. The next prime is 10013444339. The reversal of 10013444321 is 12344431001.

It is a balanced prime because it is at equal distance from previous prime (10013444303) and next prime (10013444339).

It can be written as a sum of positive squares in only one way, i.e., 6546589921 + 3466854400 = 80911^2 + 58880^2 .

It is a cyclic number.

It is not a de Polignac number, because 10013444321 - 2²⁶ = 9946335457 is a prime.

It is not a weakly prime, because it can be changed into another prime (10013446321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006722160 + 5006722161.

It is an arithmetic number, because the mean of its divisors is an integer number (5006722161).

Almost surely, 2^10013444321 is an apocalyptic number.

It is an amenable number.

10013444321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10013444321 is an equidigital number, since it uses as much as digits as its factorization.

10013444321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 10013444321 its reverse (12344431001), we get a palindrome (22357875322).

The spelling of 10013444321 in words is "ten billion, thirteen million, four hundred forty-four thousand, three hundred twenty-one".