2110242109 has 2 divisors, whose sum is σ = 2110242110. Its totient is φ = 2110242108.

The previous prime is 2110242083. The next prime is 2110242139. The reversal of 2110242109 is 9012420112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2017986084 + 92256025 = 44922^2 + 9605^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2110242109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2110242109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2110242139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055121054 + 1055121055.

It is an arithmetic number, because the mean of its divisors is an integer number (1055121055).

Almost surely, 2^2110242109 is an apocalyptic number.

It is an amenable number.

2110242109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110242109 is an equidigital number, since it uses as much as digits as its factorization.

2110242109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 2110242109 is about 45937.3715943784. The cubic root of 2110242109 is about 1282.6576675522.

The spelling of 2110242109 in words is "two billion, one hundred ten million, two hundred forty-two thousand, one hundred nine".