Base | Representation |
---|---|
bin | 10001100111110110011… |
… | …110100000000110010110 |
3 | 11021202212010122222022202 |
4 | 101213312132200012112 |
5 | 124320132334013420 |
6 | 2324200234524502 |
7 | 153331141444424 |
oct | 21476636400626 |
9 | 4252763588282 |
10 | 1211021001110 |
11 | 427655869378 |
12 | 176854596732 |
13 | 8a27798633b |
14 | 42884104114 |
15 | 2177c527575 |
hex | 119f67a0196 |
1211021001110 has 16 divisors (see below), whose sum is σ = 2183655391632. Its totient is φ = 483560047200.
The previous prime is 1211021001089. The next prime is 1211021001121. The reversal of 1211021001110 is 111001201121.
It is a junction number, because it is equal to n+sod(n) for n = 1211021001091 and 1211021001100.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106038161 + ... + 106049580.
It is an arithmetic number, because the mean of its divisors is an integer number (136478461977).
Almost surely, 21211021001110 is an apocalyptic number.
1211021001110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1211021001110 is a deficient number, since it is larger than the sum of its proper divisors (972634390522).
1211021001110 is a wasteful number, since it uses less digits than its factorization.
1211021001110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212088319.
The product of its (nonzero) digits is 4, while the sum is 11.
Adding to 1211021001110 its reverse (111001201121), we get a palindrome (1322022202231).
The spelling of 1211021001110 in words is "one trillion, two hundred eleven billion, twenty-one million, one thousand, one hundred ten".
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