Base | Representation |
---|---|
bin | 11101001000101101101… |
… | …100001100110000000110 |
3 | 21002102002020122122211110 |
4 | 131020231230030300012 |
5 | 230301022124234342 |
6 | 4131450251345450 |
7 | 264440624265153 |
oct | 35105554146006 |
9 | 7072066578743 |
10 | 2002221321222 |
11 | 702156813351 |
12 | 284063a52286 |
13 | 116a6881c625 |
14 | 6cc9d8bb22a |
15 | 3713800bc9c |
hex | 1d22db0cc06 |
2002221321222 has 32 divisors (see below), whose sum is σ = 4242051244800. Its totient is φ = 628253147808.
The previous prime is 2002221321187. The next prime is 2002221321257. The reversal of 2002221321222 is 2221231222002.
It is an interprime number because it is at equal distance from previous prime (2002221321187) and next prime (2002221321257).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55916322 + ... + 55952117.
It is an arithmetic number, because the mean of its divisors is an integer number (132564101400).
Almost surely, 22002221321222 is an apocalyptic number.
2002221321222 is an abundant number, since it is smaller than the sum of its proper divisors (2239829923578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2002221321222 is a wasteful number, since it uses less digits than its factorization.
2002221321222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111868620.
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 2002221321222 its reverse (2221231222002), we get a palindrome (4223452543224).
The spelling of 2002221321222 in words is "two trillion, two billion, two hundred twenty-one million, three hundred twenty-one thousand, two hundred twenty-two".
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