10231322009 has 2 divisors, whose sum is σ = 10231322010. Its totient is φ = 10231322008.

The previous prime is 10231321979. The next prime is 10231322039. The reversal of 10231322009 is 90022313201.

10231322009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (10231321979) and next prime (10231322039).

It can be written as a sum of positive squares in only one way, i.e., 5147632009 + 5083690000 = 71747^2 + 71300^2 .

It is a cyclic number.

It is not a de Polignac number, because 10231322009 - 2²⁰ = 10230273433 is a prime.

It is not a weakly prime, because it can be changed into another prime (10231322039) 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, 5115661004 + 5115661005.

It is an arithmetic number, because the mean of its divisors is an integer number (5115661005).

Almost surely, 2^10231322009 is an apocalyptic number.

It is an amenable number.

10231322009 is a deficient number, since it is larger than the sum of its proper divisors (1).

10231322009 is an equidigital number, since it uses as much as digits as its factorization.

10231322009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 10231322009 in words is "ten billion, two hundred thirty-one million, three hundred twenty-two thousand, nine".