Base | Representation |
---|---|
bin | 10001011110100111001… |
… | …101100011000101000100 |
3 | 11020211020210211222212022 |
4 | 101132213031203011010 |
5 | 124134323403102322 |
6 | 2315440035342312 |
7 | 152530256636303 |
oct | 21364715430504 |
9 | 4224223758768 |
10 | 1201101222212 |
11 | 4234253666a1 |
12 | 174946451998 |
13 | 893567a5a98 |
14 | 421c28a443a |
15 | 2139b713942 |
hex | 117a7363144 |
1201101222212 has 24 divisors (see below), whose sum is σ = 2122642368000. Its totient is φ = 594639410976.
The previous prime is 1201101222199. The next prime is 1201101222221. The reversal of 1201101222212 is 2122221011021.
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, 282212 + ... + 1575387.
It is an arithmetic number, because the mean of its divisors is an integer number (88443432000).
Almost surely, 21201101222212 is an apocalyptic number.
It is an amenable number.
1201101222212 is a deficient number, since it is larger than the sum of its proper divisors (921541145788).
1201101222212 is a wasteful number, since it uses less digits than its factorization.
1201101222212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1859195 (or 1859193 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 1201101222212 its reverse (2122221011021), we get a palindrome (3323322233233).
The spelling of 1201101222212 in words is "one trillion, two hundred one billion, one hundred one million, two hundred twenty-two thousand, two hundred twelve".
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