Base | Representation |
---|---|
bin | 1011000111010011110101… |
… | …0101100001101010101110 |
3 | 1121021020111111221111011000 |
4 | 2301310331111201222232 |
5 | 3100203443004311342 |
6 | 41553515404141130 |
7 | 2400611135505405 |
oct | 261647525415256 |
9 | 47236444844130 |
10 | 12220211010222 |
11 | 3991620598136 |
12 | 1454437b377a6 |
13 | 6a84900272b7 |
14 | 303665dd263c |
15 | 162d208e244c |
hex | b1d3d561aae |
12220211010222 has 64 divisors (see below), whose sum is σ = 28599564960000. Its totient is φ = 3857086737504.
The previous prime is 12220211010191. The next prime is 12220211010223. The reversal of 12220211010222 is 22201011202221.
It is a happy number.
12220211010222 is a `hidden beast` number, since 1 + 2 + 220 + 211 + 0 + 10 + 222 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 12220211010195 and 12220211010204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12220211010223) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 918097 + ... + 5028252.
It is an arithmetic number, because the mean of its divisors is an integer number (446868202500).
Almost surely, 212220211010222 is an apocalyptic number.
12220211010222 is an abundant number, since it is smaller than the sum of its proper divisors (16379353949778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12220211010222 is a wasteful number, since it uses less digits than its factorization.
12220211010222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5948382 (or 5948376 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 12220211010222 its reverse (22201011202221), we get a palindrome (34421222212443).
The spelling of 12220211010222 in words is "twelve trillion, two hundred twenty billion, two hundred eleven million, ten thousand, two hundred twenty-two".
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