201203020199989 has 2 divisors, whose sum is σ = 201203020199990. Its totient is φ = 201203020199988.

The previous prime is 201203020199933. The next prime is 201203020200029. The reversal of 201203020199989 is 989991020302102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142383553921764 + 58819466278225 = 11932458^2 + 7669385^2 .

It is a cyclic number.

It is not a de Polignac number, because 201203020199989 - 2²⁹ = 201202483329077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201203020199689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100601510099994 + 100601510099995.

It is an arithmetic number, because the mean of its divisors is an integer number (100601510099995).

Almost surely, 2^{201203020199989} is an apocalyptic number.

It is an amenable number.

201203020199989 is a deficient number, since it is larger than the sum of its proper divisors (1).

201203020199989 is an equidigital number, since it uses as much as digits as its factorization.

201203020199989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1259712, while the sum is 55.

The spelling of 201203020199989 in words is "two hundred one trillion, two hundred three billion, twenty million, one hundred ninety-nine thousand, nine hundred eighty-nine".