12210321967 has 2 divisors, whose sum is σ = 12210321968. Its totient is φ = 12210321966.

The previous prime is 12210321941. The next prime is 12210321997. The reversal of 12210321967 is 76912301221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12210321967 - 2²⁷ = 12076104239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12210321997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105160983 + 6105160984.

It is an arithmetic number, because the mean of its divisors is an integer number (6105160984).

Almost surely, 2^12210321967 is an apocalyptic number.

12210321967 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210321967 is an equidigital number, since it uses as much as digits as its factorization.

12210321967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 12210321967 in words is "twelve billion, two hundred ten million, three hundred twenty-one thousand, nine hundred sixty-seven".