2002000199989 has 2 divisors, whose sum is σ = 2002000199990. Its totient is φ = 2002000199988.

The previous prime is 2002000199951. The next prime is 2002000200017. The reversal of 2002000199989 is 9899910002002.

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., 1872819620100 + 129180579889 = 1368510^2 + 359417^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002000199989 - 2⁷ = 2002000199861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002000199909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001000099994 + 1001000099995.

It is an arithmetic number, because the mean of its divisors is an integer number (1001000099995).

Almost surely, 2^{2002000199989} is an apocalyptic number.

It is an amenable number.

2002000199989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002000199989 is an equidigital number, since it uses as much as digits as its factorization.

2002000199989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 49.

The spelling of 2002000199989 in words is "two trillion, two billion, one hundred ninety-nine thousand, nine hundred eighty-nine".