Base | Representation |
---|---|
bin | 10001110010010001011… |
… | …101110000101111101110 |
3 | 11022211202000000111102002 |
4 | 101302101131300233232 |
5 | 130011042032211342 |
6 | 2333250455532302 |
7 | 154205350605662 |
oct | 21622135605756 |
9 | 4284660014362 |
10 | 1222211210222 |
11 | 431378402082 |
12 | 178a5808a092 |
13 | 8b33c11a652 |
14 | 432263688a2 |
15 | 21bd4b39d32 |
hex | 11c91770bee |
1222211210222 has 8 divisors (see below), whose sum is σ = 1833891352272. Its totient is φ = 610914092800.
The previous prime is 1222211210221. The next prime is 1222211210267. The reversal of 1222211210222 is 2220121122221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1222211210194 and 1222211210203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1222211210221) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95748179 + ... + 95760942.
It is an arithmetic number, because the mean of its divisors is an integer number (229236419034).
Almost surely, 21222211210222 is an apocalyptic number.
1222211210222 is a deficient number, since it is larger than the sum of its proper divisors (611680142050).
1222211210222 is a wasteful number, since it uses less digits than its factorization.
1222211210222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191512314.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 1222211210222 its reverse (2220121122221), we get a palindrome (3442332332443).
The spelling of 1222211210222 in words is "one trillion, two hundred twenty-two billion, two hundred eleven million, two hundred ten thousand, two hundred twenty-two".
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