Base | Representation |
---|---|
bin | 1001001001000011010010… |
… | …00110010111100010001110 |
3 | 2122011202022121000202210202 |
4 | 10210201221012113202032 |
5 | 10113323311304102342 |
6 | 110430454453533502 |
7 | 4143223336412642 |
oct | 444415106274216 |
9 | 78152277022722 |
10 | 20102210222222 |
11 | 6450332674877 |
12 | 2307b39644292 |
13 | b2a82699387b |
14 | 4d6d48a5ac22 |
15 | 24cd8815b332 |
hex | 12486919788e |
20102210222222 has 16 divisors (see below), whose sum is σ = 30157785400032. Its totient is φ = 10049615227680.
The previous prime is 20102210222219. The next prime is 20102210222239. The reversal of 20102210222222 is 22222201220102.
It is a junction number, because it is equal to n+sod(n) for n = 20102210222194 and 20102210222203.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572026772 + ... + 572061912.
It is an arithmetic number, because the mean of its divisors is an integer number (1884861587502).
Almost surely, 220102210222222 is an apocalyptic number.
20102210222222 is a deficient number, since it is larger than the sum of its proper divisors (10055575177810).
20102210222222 is a wasteful number, since it uses less digits than its factorization.
20102210222222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69403.
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 20102210222222 its reverse (22222201220102), we get a palindrome (42324411442324).
The spelling of 20102210222222 in words is "twenty trillion, one hundred two billion, two hundred ten million, two hundred twenty-two thousand, two hundred twenty-two".
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