Base | Representation |
---|---|
bin | 10001110010000101000… |
… | …000100001110010111110 |
3 | 11022211012102202201000201 |
4 | 101302011000201302332 |
5 | 130010130032021342 |
6 | 2333214032314114 |
7 | 154200232326460 |
oct | 21620500416276 |
9 | 4284172681021 |
10 | 1222002220222 |
11 | 431280439873 |
12 | 1789ba0a293a |
13 | 8b307a36424 |
14 | 432066c6130 |
15 | 21bc1606db7 |
hex | 11c85021cbe |
1222002220222 has 32 divisors (see below), whose sum is σ = 2188193647104. Its totient is φ = 500428975200.
The previous prime is 1222002220217. The next prime is 1222002220223. The reversal of 1222002220222 is 2220222002221.
It is a self number, because there is not a number n which added to its sum of digits gives 1222002220222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1222002220223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1641529 + ... + 2266852.
It is an arithmetic number, because the mean of its divisors is an integer number (68381051472).
Almost surely, 21222002220222 is an apocalyptic number.
1222002220222 is a deficient number, since it is larger than the sum of its proper divisors (966191426882).
1222002220222 is a wasteful number, since it uses less digits than its factorization.
1222002220222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3909384.
The product of its (nonzero) digits is 512, while the sum is 19.
Adding to 1222002220222 its reverse (2220222002221), we get a palindrome (3442224222443).
The spelling of 1222002220222 in words is "one trillion, two hundred twenty-two billion, two million, two hundred twenty thousand, two hundred twenty-two".
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