12320032229 has 2 divisors, whose sum is σ = 12320032230. Its totient is φ = 12320032228.

The previous prime is 12320032181. The next prime is 12320032237. The reversal of 12320032229 is 92223002321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6817804900 + 5502227329 = 82570^2 + 74177^2 .

It is an emirp because it is prime and its reverse (92223002321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12320032229 - 2⁸ = 12320031973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12320032198 and 12320032207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12320032259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160016114 + 6160016115.

It is an arithmetic number, because the mean of its divisors is an integer number (6160016115).

Almost surely, 2^12320032229 is an apocalyptic number.

It is an amenable number.

12320032229 is a deficient number, since it is larger than the sum of its proper divisors (1).

12320032229 is an equidigital number, since it uses as much as digits as its factorization.

12320032229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 12320032229 in words is "twelve billion, three hundred twenty million, thirty-two thousand, two hundred twenty-nine".