Base | Representation |
---|---|
bin | 10000000000100011101… |
… | …110011110000100011001 |
3 | 10220011120121221202201210 |
4 | 100000203232132010121 |
5 | 121011011404341441 |
6 | 2201214540533333 |
7 | 142323530213022 |
oct | 20004356360431 |
9 | 3804517852653 |
10 | 1100111012121 |
11 | 394610a94050 |
12 | 159260b51249 |
13 | 7c980aa6214 |
14 | 3b362123c49 |
15 | 1d93a5cd616 |
hex | 10023b9e119 |
1100111012121 has 32 divisors (see below), whose sum is σ = 1618754198400. Its totient is φ = 658992660480.
The previous prime is 1100111012101. The next prime is 1100111012141. The reversal of 1100111012121 is 1212101110011.
It is an interprime number because it is at equal distance from previous prime (1100111012101) and next prime (1100111012141).
It is not a de Polignac number, because 1100111012121 - 25 = 1100111012089 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1100111012097 and 1100111012106.
It is not an unprimeable number, because it can be changed into a prime (1100111012101) 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, 7827945 + ... + 7967241.
It is an arithmetic number, because the mean of its divisors is an integer number (50586068700).
Almost surely, 21100111012121 is an apocalyptic number.
1100111012121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1100111012121 is a deficient number, since it is larger than the sum of its proper divisors (518643186279).
1100111012121 is a wasteful number, since it uses less digits than its factorization.
1100111012121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142089.
The product of its (nonzero) digits is 4, while the sum is 12.
Adding to 1100111012121 its reverse (1212101110011), we get a palindrome (2312212122132).
The spelling of 1100111012121 in words is "one trillion, one hundred billion, one hundred eleven million, twelve thousand, one hundred twenty-one".
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