2111120110109 has 16 divisors (see below), whose sum is σ = 2137153476096. Its totient is φ = 2085208171200.

The previous prime is 2111120110093. The next prime is 2111120110129. The reversal of 2111120110109 is 9010110211112.

It is a cyclic number.

It is not a de Polignac number, because 2111120110109 - 2⁴ = 2111120110093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111120110129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110053499 + ... + 110072679.

It is an arithmetic number, because the mean of its divisors is an integer number (133572092256).

Almost surely, 2^{2111120110109} is an apocalyptic number.

It is an amenable number.

2111120110109 is a deficient number, since it is larger than the sum of its proper divisors (26033365987).

2111120110109 is a wasteful number, since it uses less digits than its factorization.

2111120110109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22276.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 2111120110109 in words is "two trillion, one hundred eleven billion, one hundred twenty million, one hundred ten thousand, one hundred nine".