10321213447 has 2 divisors, whose sum is σ = 10321213448. Its totient is φ = 10321213446.

The previous prime is 10321213411. The next prime is 10321213493. The reversal of 10321213447 is 74431212301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10321213447 - 2¹¹ = 10321211399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10321313447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5160606723 + 5160606724.

It is an arithmetic number, because the mean of its divisors is an integer number (5160606724).

Almost surely, 2^10321213447 is an apocalyptic number.

10321213447 is a deficient number, since it is larger than the sum of its proper divisors (1).

10321213447 is an equidigital number, since it uses as much as digits as its factorization.

10321213447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 10321213447 its reverse (74431212301), we get a palindrome (84752425748).

The spelling of 10321213447 in words is "ten billion, three hundred twenty-one million, two hundred thirteen thousand, four hundred forty-seven".