Base | Representation |
---|---|
bin | 10001110000010011110… |
… | …000100110100011110110 |
3 | 11022122022000120200201221 |
4 | 101300103300212203312 |
5 | 124442232132020042 |
6 | 2332301320540554 |
7 | 154102161516340 |
oct | 21602360464366 |
9 | 4278260520657 |
10 | 1220102220022 |
11 | 430495993574 |
12 | 17856992175a |
13 | 8b09420275a |
14 | 430a621c290 |
15 | 21b0e8e8d67 |
hex | 11c13c268f6 |
1220102220022 has 16 divisors (see below), whose sum is σ = 2091836448000. Its totient is φ = 522842790888.
The previous prime is 1220102220011. The next prime is 1220102220031. The reversal of 1220102220022 is 2200222010221.
It is a super-2 number, since 2×12201022200222 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1220102219978 and 1220102220005.
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, 4716228 + ... + 4968199.
It is an arithmetic number, because the mean of its divisors is an integer number (130739778000).
Almost surely, 21220102220022 is an apocalyptic number.
1220102220022 is a deficient number, since it is larger than the sum of its proper divisors (871734227978).
1220102220022 is an equidigital number, since it uses as much as digits as its factorization.
1220102220022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9693435.
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 1220102220022 its reverse (2200222010221), we get a palindrome (3420324230243).
The spelling of 1220102220022 in words is "one trillion, two hundred twenty billion, one hundred two million, two hundred twenty thousand, twenty-two".
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