2110101689 has 2 divisors, whose sum is σ = 2110101690. Its totient is φ = 2110101688.

The previous prime is 2110101671. The next prime is 2110101703. The reversal of 2110101689 is 9861010112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1921945600 + 188156089 = 43840^2 + 13717^2 .

It is a cyclic number.

It is not a de Polignac number, because 2110101689 - 2¹² = 2110097593 is a prime.

It is not a weakly prime, because it can be changed into another prime (2110101619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055050844 + 1055050845.

It is an arithmetic number, because the mean of its divisors is an integer number (1055050845).

Almost surely, 2^2110101689 is an apocalyptic number.

It is an amenable number.

2110101689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110101689 is an equidigital number, since it uses as much as digits as its factorization.

2110101689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 29.

The square root of 2110101689 is about 45935.8431837275. The cubic root of 2110101689 is about 1282.6292166643.

The spelling of 2110101689 in words is "two billion, one hundred ten million, one hundred one thousand, six hundred eighty-nine".