Base | Representation |
---|---|
bin | 11110101111001010000… |
… | …111111011110110001111 |
3 | 21110221000020121112102020 |
4 | 132233022013323312033 |
5 | 234101311311120421 |
6 | 4254201313301223 |
7 | 305413531636245 |
oct | 36571207736617 |
9 | 7427006545366 |
10 | 2112220020111 |
11 | 744873154963 |
12 | 2a1442264813 |
13 | 124248982236 |
14 | 74336842795 |
15 | 39e24e48dc6 |
hex | 1ebca1fbd8f |
2112220020111 has 8 divisors (see below), whose sum is σ = 2907141533184. Its totient is φ = 1362722593560.
The previous prime is 2112220020011. The next prime is 2112220020133. The reversal of 2112220020111 is 1110200222112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2112220020111 - 210 = 2112220019087 is a prime.
It is a super-2 number, since 2×21122200201112 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112220020011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11356021521 + ... + 11356021706.
It is an arithmetic number, because the mean of its divisors is an integer number (363392691648).
Almost surely, 22112220020111 is an apocalyptic number.
2112220020111 is a deficient number, since it is larger than the sum of its proper divisors (794921513073).
2112220020111 is a wasteful number, since it uses less digits than its factorization.
2112220020111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22712043261.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 2112220020111 its reverse (1110200222112), we get a palindrome (3222420242223).
The spelling of 2112220020111 in words is "two trillion, one hundred twelve billion, two hundred twenty million, twenty thousand, one hundred eleven".
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