Base | Representation |
---|---|
bin | 11101011011010100100… |
… | …01001101011110110001 |
3 | 10120122211022102120112110 |
4 | 32231222101031132301 |
5 | 113031213123223441 |
6 | 2052254254315533 |
7 | 133023001663410 |
oct | 16555221153661 |
9 | 3518738376473 |
10 | 1011100211121 |
11 | 35a8947898a0 |
12 | 143b5b4b8ba9 |
13 | 74466babac0 |
14 | 36d1a761477 |
15 | 1b47aeecb16 |
hex | eb6a44d7b1 |
1011100211121 has 128 divisors (see below), whose sum is σ = 1861429764096. Its totient is φ = 471123578880.
The previous prime is 1011100211113. The next prime is 1011100211123. The reversal of 1011100211121 is 1211120011101.
It is not a de Polignac number, because 1011100211121 - 23 = 1011100211113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1011100211097 and 1011100211106.
It is not an unprimeable number, because it can be changed into a prime (1011100211123) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 91438825 + ... + 91449881.
It is an arithmetic number, because the mean of its divisors is an integer number (14542420032).
Almost surely, 21011100211121 is an apocalyptic number.
1011100211121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1011100211121 is a deficient number, since it is larger than the sum of its proper divisors (850329552975).
1011100211121 is a wasteful number, since it uses less digits than its factorization.
1011100211121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11951.
The product of its (nonzero) digits is 4, while the sum is 12.
Adding to 1011100211121 its reverse (1211120011101), we get a palindrome (2222220222222).
It can be divided in two parts, 1011100 and 211121, that added together give a palindrome (1222221).
The spelling of 1011100211121 in words is "one trillion, eleven billion, one hundred million, two hundred eleven thousand, one hundred twenty-one".
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