2110110219709 has 2 divisors, whose sum is σ = 2110110219710. Its totient is φ = 2110110219708.

The previous prime is 2110110219689. The next prime is 2110110219733. The reversal of 2110110219709 is 9079120110112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2108986495225 + 1123724484 = 1452235^2 + 33522^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2110110219709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2110110219109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055055109854 + 1055055109855.

It is an arithmetic number, because the mean of its divisors is an integer number (1055055109855).

Almost surely, 2^{2110110219709} is an apocalyptic number.

It is an amenable number.

2110110219709 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110110219709 is an equidigital number, since it uses as much as digits as its factorization.

2110110219709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 34.

The spelling of 2110110219709 in words is "two trillion, one hundred ten billion, one hundred ten million, two hundred nineteen thousand, seven hundred nine".