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2110001110111 = 15161139172951
BaseRepresentation
bin11110101101000101110…
…111011101110001011111
321110201021121100020010101
4132231011313131301133
5234032240241010421
64253153210321531
7305304536341006
oct36550567356137
97421247306111
102110001110111
11743934689a44
122a0b231292a7
13123c8405c63b
14741a5c81c3d
1539d45244191
hex1eb45dddc5f

2110001110111 has 4 divisors (see below), whose sum is σ = 2110140298224. Its totient is φ = 2109861922000.

The previous prime is 2110001110099. The next prime is 2110001110117. The reversal of 2110001110111 is 1110111000112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2110001110111 - 25 = 2110001110079 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 (2110001110117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69571315 + ... + 69601636.

It is an arithmetic number, because the mean of its divisors is an integer number (527535074556).

Almost surely, 22110001110111 is an apocalyptic number.

2110001110111 is a deficient number, since it is larger than the sum of its proper divisors (139188113).

2110001110111 is a wasteful number, since it uses less digits than its factorization.

2110001110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139188112.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 2110001110111 its reverse (1110111000112), we get a palindrome (3220112110223).

The spelling of 2110001110111 in words is "two trillion, one hundred ten billion, one million, one hundred ten thousand, one hundred eleven".

Divisors: 1 15161 139172951 2110001110111