200010101120989 has 2 divisors, whose sum is σ = 200010101120990. Its totient is φ = 200010101120988.

The previous prime is 200010101120983. The next prime is 200010101121041. The reversal of 200010101120989 is 989021101010002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197112333708900 + 2897767412089 = 14039670^2 + 1702283^2 .

It is a cyclic number.

It is not a de Polignac number, because 200010101120989 - 2³ = 200010101120981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200010101120981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100005050560494 + 100005050560495.

It is an arithmetic number, because the mean of its divisors is an integer number (100005050560495).

Almost surely, 2^{200010101120989} is an apocalyptic number.

It is an amenable number.

200010101120989 is a deficient number, since it is larger than the sum of its proper divisors (1).

200010101120989 is an equidigital number, since it uses as much as digits as its factorization.

200010101120989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 34.

The spelling of 200010101120989 in words is "two hundred trillion, ten billion, one hundred one million, one hundred twenty thousand, nine hundred eighty-nine".