Base | Representation |
---|---|
bin | 101111100110001010… |
… | …0101011010011011010 |
3 | 100202211100022202202022 |
4 | 1133030110223103122 |
5 | 3133312312020442 |
6 | 114542230334442 |
7 | 10245625351565 |
oct | 1371424532332 |
9 | 322740282668 |
10 | 102212220122 |
11 | 3a3911518a1 |
12 | 179867ba422 |
13 | 983bc2c32c |
14 | 4d38b9d4dc |
15 | 29d356c3d2 |
hex | 17cc52b4da |
102212220122 has 8 divisors (see below), whose sum is σ = 153319691700. Its totient is φ = 51105656224.
The previous prime is 102212220119. The next prime is 102212220151. The reversal of 102212220122 is 221022212201.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 91174406401 + 11037813721 = 301951^2 + 105061^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 102212220122.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291254 + ... + 537822.
Almost surely, 2102212220122 is an apocalyptic number.
102212220122 is a deficient number, since it is larger than the sum of its proper divisors (51107471578).
102212220122 is a wasteful number, since it uses less digits than its factorization.
102212220122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 453840.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 102212220122 its reverse (221022212201), we get a palindrome (323234432323).
The spelling of 102212220122 in words is "one hundred two billion, two hundred twelve million, two hundred twenty thousand, one hundred twenty-two".
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