12030322009 has 2 divisors, whose sum is σ = 12030322010. Its totient is φ = 12030322008.

The previous prime is 12030322001. The next prime is 12030322021. The reversal of 12030322009 is 90022303021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11873371225 + 156950784 = 108965^2 + 12528^2 .

It is a cyclic number.

It is not a de Polignac number, because 12030322009 - 2³ = 12030322001 is a prime.

It is not a weakly prime, because it can be changed into another prime (12030322001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6015161004 + 6015161005.

It is an arithmetic number, because the mean of its divisors is an integer number (6015161005).

Almost surely, 2^12030322009 is an apocalyptic number.

It is an amenable number.

12030322009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12030322009 is an equidigital number, since it uses as much as digits as its factorization.

12030322009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The spelling of 12030322009 in words is "twelve billion, thirty million, three hundred twenty-two thousand, nine".