Base | Representation |
---|---|
bin | 111000110111001010… |
… | …1000110100101000101 |
3 | 102200012001201022021110 |
4 | 1301232111012211011 |
5 | 4000040142010041 |
6 | 132032511235233 |
7 | 11552000544444 |
oct | 1615625064505 |
9 | 380161638243 |
10 | 122110110021 |
11 | 47871a78aa9 |
12 | 1b7ba518b19 |
13 | b690404b93 |
14 | 5ca56a4d5b |
15 | 329a368516 |
hex | 1c6e546945 |
122110110021 has 8 divisors (see below), whose sum is σ = 168427738080. Its totient is φ = 78599610992.
The previous prime is 122110109951. The next prime is 122110110029. The reversal of 122110110021 is 120011011221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122110110021 - 210 = 122110108997 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 122110109979 and 122110110006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122110110029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 701782155 + ... + 701782328.
It is an arithmetic number, because the mean of its divisors is an integer number (21053467260).
Almost surely, 2122110110021 is an apocalyptic number.
It is an amenable number.
122110110021 is a deficient number, since it is larger than the sum of its proper divisors (46317628059).
122110110021 is a wasteful number, since it uses less digits than its factorization.
122110110021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1403564515.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 122110110021 its reverse (120011011221), we get a palindrome (242121121242).
The spelling of 122110110021 in words is "one hundred twenty-two billion, one hundred ten million, one hundred ten thousand, twenty-one".
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