2110200000109 has 2 divisors, whose sum is σ = 2110200000110. Its totient is φ = 2110200000108.

The previous prime is 2110200000091. The next prime is 2110200000131. The reversal of 2110200000109 is 9010000020112.

Together with previous prime (2110200000091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2028488062500 + 81711937609 = 1424250^2 + 285853^2 .

It is a cyclic number.

It is not a de Polignac number, because 2110200000109 - 2⁷ = 2110199999981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2110200000092 and 2110200000101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2110200000199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055100000054 + 1055100000055.

It is an arithmetic number, because the mean of its divisors is an integer number (1055100000055).

Almost surely, 2^{2110200000109} is an apocalyptic number.

It is an amenable number.

2110200000109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110200000109 is an equidigital number, since it uses as much as digits as its factorization.

2110200000109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

The spelling of 2110200000109 in words is "two trillion, one hundred ten billion, two hundred million, one hundred nine", and thus it is an aban number.