Base | Representation |
---|---|
bin | 101111100110001010… |
… | …0101001010110000101 |
3 | 100202211100022100202020 |
4 | 1133030110221112011 |
5 | 3133312311241401 |
6 | 114542230233353 |
7 | 10245625316316 |
oct | 1371424512605 |
9 | 322740270666 |
10 | 102212212101 |
11 | 3a39114686a |
12 | 179867b5859 |
13 | 983bc2879c |
14 | 4d38b9a60d |
15 | 29d3569d36 |
hex | 17cc529585 |
102212212101 has 8 divisors (see below), whose sum is σ = 136303289760. Its totient is φ = 68131304592.
The previous prime is 102212212049. The next prime is 102212212159. The reversal of 102212212101 is 101212212201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 102212212101 - 29 = 102212211589 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102212212171) 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, 2519055 + ... + 2559308.
It is an arithmetic number, because the mean of its divisors is an integer number (17037911220).
Almost surely, 2102212212101 is an apocalyptic number.
It is an amenable number.
102212212101 is a deficient number, since it is larger than the sum of its proper divisors (34091077659).
102212212101 is an equidigital number, since it uses as much as digits as its factorization.
102212212101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5085075.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 102212212101 its reverse (101212212201), we get a palindrome (203424424302).
The spelling of 102212212101 in words is "one hundred two billion, two hundred twelve million, two hundred twelve thousand, one hundred one".
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