Base | Representation |
---|---|
bin | 1011000110110010010101… |
… | …1100010110011000000010 |
3 | 1121020101021221011120111201 |
4 | 2301230211130112120002 |
5 | 3100032034333224302 |
6 | 41545431312131414 |
7 | 2400142264125355 |
oct | 261544534263002 |
9 | 47211257146451 |
10 | 12211220211202 |
11 | 3988827510821 |
12 | 1452748b36b6a |
13 | 6a7689448c8c |
14 | 303051cd429c |
15 | 162996431c87 |
hex | b1b25716602 |
12211220211202 has 8 divisors (see below), whose sum is σ = 18318316747536. Its totient is φ = 6105114628692.
The previous prime is 12211220211187. The next prime is 12211220211221. The reversal of 12211220211202 is 20211202211221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×122112202112022 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12211220211202.
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 3 ways as a sum of consecutive naturals, for example, 247707648 + ... + 247756939.
It is an arithmetic number, because the mean of its divisors is an integer number (2289789593442).
Almost surely, 212211220211202 is an apocalyptic number.
12211220211202 is a deficient number, since it is larger than the sum of its proper divisors (6107096536334).
12211220211202 is a wasteful number, since it uses less digits than its factorization.
12211220211202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 495476912.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 12211220211202 its reverse (20211202211221), we get a palindrome (32422422422423).
The spelling of 12211220211202 in words is "twelve trillion, two hundred eleven billion, two hundred twenty million, two hundred eleven thousand, two hundred two".
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