210012300111989 has 2 divisors, whose sum is σ = 210012300111990. Its totient is φ = 210012300111988.

The previous prime is 210012300111917. The next prime is 210012300112123. The reversal of 210012300111989 is 989111003210012.

210012300111989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174325810562500 + 35686489549489 = 13203250^2 + 5973817^2 .

It is a cyclic number.

It is not a de Polignac number, because 210012300111989 - 2²⁴ = 210012283334773 is a prime.

It is a super-2 number, since 2×210012300111989² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210012300141989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105006150055994 + 105006150055995.

It is an arithmetic number, because the mean of its divisors is an integer number (105006150055995).

Almost surely, 2^{210012300111989} is an apocalyptic number.

It is an amenable number.

210012300111989 is a deficient number, since it is larger than the sum of its proper divisors (1).

210012300111989 is an equidigital number, since it uses as much as digits as its factorization.

210012300111989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 38.

The spelling of 210012300111989 in words is "two hundred ten trillion, twelve billion, three hundred million, one hundred eleven thousand, nine hundred eighty-nine".