12232201889 has 2 divisors, whose sum is σ = 12232201890. Its totient is φ = 12232201888.

The previous prime is 12232201841. The next prime is 12232201903. The reversal of 12232201889 is 98810223221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7530768400 + 4701433489 = 86780^2 + 68567^2 .

It is an emirp because it is prime and its reverse (98810223221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12232201889 - 2⁸ = 12232201633 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12232201819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116100944 + 6116100945.

It is an arithmetic number, because the mean of its divisors is an integer number (6116100945).

Almost surely, 2^12232201889 is an apocalyptic number.

It is an amenable number.

12232201889 is a deficient number, since it is larger than the sum of its proper divisors (1).

12232201889 is an equidigital number, since it uses as much as digits as its factorization.

12232201889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 12232201889 in words is "twelve billion, two hundred thirty-two million, two hundred one thousand, eight hundred eighty-nine".