Base | Representation |
---|---|
bin | 1010000110110000011100… |
… | …1100111010110101111100 |
3 | 1110100012221201101001111122 |
4 | 2201230013030322311330 |
5 | 2424021220003101022 |
6 | 35344225415410112 |
7 | 2224520632031633 |
oct | 241540714726574 |
9 | 43305851331448 |
10 | 11111201222012 |
11 | 35a426346a991 |
12 | 12b5512983938 |
13 | 627a217526c8 |
14 | 2a5adc0c651a |
15 | 144063e7e742 |
hex | a1b0733ad7c |
11111201222012 has 24 divisors (see below), whose sum is σ = 19462971343200. Its totient is φ = 5550354501120.
The previous prime is 11111201221949. The next prime is 11111201222059. The reversal of 11111201222012 is 21022210211111.
It is a super-2 number, since 2×111112012220122 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19784864 + ... + 20338712.
It is an arithmetic number, because the mean of its divisors is an integer number (810957139300).
Almost surely, 211111201222012 is an apocalyptic number.
It is an amenable number.
11111201222012 is a deficient number, since it is larger than the sum of its proper divisors (8351770121188).
11111201222012 is a wasteful number, since it uses less digits than its factorization.
11111201222012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 558581 (or 558579 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 11111201222012 its reverse (21022210211111), we get a palindrome (32133411433123).
The spelling of 11111201222012 in words is "eleven trillion, one hundred eleven billion, two hundred one million, two hundred twenty-two thousand, twelve".
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