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100010101111111 = 175882947124183
BaseRepresentation
bin10110101111010101101010…
…100011001111100101000111
3111010002212112220100010210001
4112233111222203033211013
5101102031141341023421
6552412001200342131
730031330352154622
oct2657255243174507
9433085486303701
10100010101111111
1129959055901494
12b272764614947
1343a5bb1a75879
141a9a72c574db9
15b8675b4a1691
hex5af56a8cf947

100010101111111 has 4 divisors (see below), whose sum is σ = 105893048235312. Its totient is φ = 94127153986912.

The previous prime is 100010101111057. The next prime is 100010101111133. The reversal of 100010101111111 is 111111101010001.

It is a happy number.

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 100010101111111 - 223 = 100010092722503 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 (100010101111181) 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, 2941473562075 + ... + 2941473562108.

It is an arithmetic number, because the mean of its divisors is an integer number (26473262058828).

Almost surely, 2100010101111111 is an apocalyptic number.

100010101111111 is a deficient number, since it is larger than the sum of its proper divisors (5882947124201).

100010101111111 is an equidigital number, since it uses as much as digits as its factorization.

100010101111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882947124200.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 100010101111111 its reverse (111111101010001), we get a palindrome (211121202121112).

The spelling of 100010101111111 in words is "one hundred trillion, ten billion, one hundred one million, one hundred eleven thousand, one hundred eleven".

Divisors: 1 17 5882947124183 100010101111111