212011000916089 has 2 divisors, whose sum is σ = 212011000916090. Its totient is φ = 212011000916088.

The previous prime is 212011000916087. The next prime is 212011000916093. The reversal of 212011000916089 is 980619000110212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196804900666089 + 15206100250000 = 14028717^2 + 3899500^2 .

It is a cyclic number.

It is not a de Polignac number, because 212011000916089 - 2¹ = 212011000916087 is a prime.

Together with 212011000916087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (212011000916087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005500458044 + 106005500458045.

It is an arithmetic number, because the mean of its divisors is an integer number (106005500458045).

Almost surely, 2^{212011000916089} is an apocalyptic number.

It is an amenable number.

212011000916089 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011000916089 is an equidigital number, since it uses as much as digits as its factorization.

212011000916089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 40.

The spelling of 212011000916089 in words is "two hundred twelve trillion, eleven billion, nine hundred sixteen thousand, eighty-nine".