12002002199989 has 2 divisors, whose sum is σ = 12002002199990. Its totient is φ = 12002002199988.

The previous prime is 12002002199963. The next prime is 12002002200059. The reversal of 12002002199989 is 98999120020021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11912562325764 + 89439874225 = 3451458^2 + 299065^2 .

It is a cyclic number.

It is not a de Polignac number, because 12002002199989 - 2⁷ = 12002002199861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12002002199189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001001099994 + 6001001099995.

It is an arithmetic number, because the mean of its divisors is an integer number (6001001099995).

Almost surely, 2^{12002002199989} is an apocalyptic number.

It is an amenable number.

12002002199989 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002002199989 is an equidigital number, since it uses as much as digits as its factorization.

12002002199989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 52.

The spelling of 12002002199989 in words is "twelve trillion, two billion, two million, one hundred ninety-nine thousand, nine hundred eighty-nine".