2111100022109 has 32 divisors (see below), whose sum is σ = 2430009953280. Its totient is φ = 1818904614912.

The previous prime is 2111100022079. The next prime is 2111100022169. The reversal of 2111100022109 is 9012200011112.

It is not a de Polignac number, because 2111100022109 - 2⁸ = 2111100021853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111100022169) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4512977 + ... + 4958745.

It is an arithmetic number, because the mean of its divisors is an integer number (75937811040).

Almost surely, 2^{2111100022109} is an apocalyptic number.

It is an amenable number.

2111100022109 is a deficient number, since it is larger than the sum of its proper divisors (318909931171).

2111100022109 is a wasteful number, since it uses less digits than its factorization.

2111100022109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446189.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 2111100022109 in words is "two trillion, one hundred eleven billion, one hundred million, twenty-two thousand, one hundred nine".