12230111009 has 2 divisors, whose sum is σ = 12230111010. Its totient is φ = 12230111008.

The previous prime is 12230110999. The next prime is 12230111027. The reversal of 12230111009 is 90011103221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8731033600 + 3499077409 = 93440^2 + 59153^2 .

It is a cyclic number.

It is not a de Polignac number, because 12230111009 - 2⁴ = 12230110993 is a prime.

It is not a weakly prime, because it can be changed into another prime (12230111029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115055504 + 6115055505.

It is an arithmetic number, because the mean of its divisors is an integer number (6115055505).

Almost surely, 2^12230111009 is an apocalyptic number.

It is an amenable number.

12230111009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12230111009 is an equidigital number, since it uses as much as digits as its factorization.

12230111009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 12230111009 in words is "twelve billion, two hundred thirty million, one hundred eleven thousand, nine".