200011010111989 has 2 divisors, whose sum is σ = 200011010111990. Its totient is φ = 200011010111988.

The previous prime is 200011010111987. The next prime is 200011010112013. The reversal of 200011010111989 is 989111010110002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140316580980900 + 59694429131089 = 11845530^2 + 7726217^2 .

It is a cyclic number.

It is not a de Polignac number, because 200011010111989 - 2¹ = 200011010111987 is a prime.

It is a super-2 number, since 2×200011010111989² (a number of 29 digits) contains 22 as substring.

Together with 200011010111987, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200011010111987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100005505055994 + 100005505055995.

It is an arithmetic number, because the mean of its divisors is an integer number (100005505055995).

Almost surely, 2^{200011010111989} is an apocalyptic number.

It is an amenable number.

200011010111989 is a deficient number, since it is larger than the sum of its proper divisors (1).

200011010111989 is an equidigital number, since it uses as much as digits as its factorization.

200011010111989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 34.

The spelling of 200011010111989 in words is "two hundred trillion, eleven billion, ten million, one hundred eleven thousand, nine hundred eighty-nine".