Base | Representation |
---|---|
bin | 101111000010010101… |
… | …1011010100010100110 |
3 | 100122201120112220020112 |
4 | 1132010223122202212 |
5 | 3123332104034342 |
6 | 114223051333022 |
7 | 10204061466611 |
oct | 1360453324246 |
9 | 318646486215 |
10 | 101010221222 |
11 | 39924700279 |
12 | 176b0151172 |
13 | 96a9bb8091 |
14 | 4c632ad178 |
15 | 2962c89682 |
hex | 1784ada8a6 |
101010221222 has 4 divisors (see below), whose sum is σ = 151515331836. Its totient is φ = 50505110610.
The previous prime is 101010221209. The next prime is 101010221231. The reversal of 101010221222 is 222122010101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222122010101 = 277 ⋅801884513.
It is a junction number, because it is equal to n+sod(n) for n = 101010221197 and 101010221206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25252555304 + ... + 25252555307.
It is an arithmetic number, because the mean of its divisors is an integer number (37878832959).
Almost surely, 2101010221222 is an apocalyptic number.
101010221222 is a deficient number, since it is larger than the sum of its proper divisors (50505110614).
101010221222 is an equidigital number, since it uses as much as digits as its factorization.
101010221222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50505110613.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 101010221222 its reverse (222122010101), we get a palindrome (323132231323).
The spelling of 101010221222 in words is "one hundred one billion, ten million, two hundred twenty-one thousand, two hundred twenty-two".
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