Base | Representation |
---|---|
bin | 101111000101000100… |
… | …1111100110111011101 |
3 | 100122221222110102222212 |
4 | 1132022021330313131 |
5 | 3124024120042341 |
6 | 114240133050205 |
7 | 10206255526445 |
oct | 1361211746735 |
9 | 318858412885 |
10 | 101102112221 |
11 | 39971563350 |
12 | 17716a86965 |
13 | 96c2c4c956 |
14 | 4c7158d125 |
15 | 296ad8b5eb |
hex | 178a27cddd |
101102112221 has 16 divisors (see below), whose sum is σ = 111786998400. Its totient is φ = 90670905600.
The previous prime is 101102112217. The next prime is 101102112233. The reversal of 101102112221 is 122211201101.
It is not a de Polignac number, because 101102112221 - 22 = 101102112217 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 101102112196 and 101102112205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101102112271) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312161 + ... + 547401.
It is an arithmetic number, because the mean of its divisors is an integer number (6986687400).
Almost surely, 2101102112221 is an apocalyptic number.
101102112221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
101102112221 is a deficient number, since it is larger than the sum of its proper divisors (10684886179).
101102112221 is a wasteful number, since it uses less digits than its factorization.
101102112221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235780.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 101102112221 its reverse (122211201101), we get a palindrome (223313313322).
The spelling of 101102112221 in words is "one hundred one billion, one hundred two million, one hundred twelve thousand, two hundred twenty-one".
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