Base | Representation |
---|---|
bin | 1001001100001110010100… |
… | …00011101110001111000010 |
3 | 2122120011200001102010200122 |
4 | 10212013022003232033002 |
5 | 10122120030020213442 |
6 | 110552522513020242 |
7 | 4154132436532616 |
oct | 446071203561702 |
9 | 78504601363618 |
10 | 20211211101122 |
11 | 6492587841468 |
12 | 2325099854682 |
13 | b37ba81a0652 |
14 | 4dc329281346 |
15 | 250b17697dd2 |
hex | 1261ca0ee3c2 |
20211211101122 has 16 divisors (see below), whose sum is σ = 30348718729632. Its totient is φ = 10094972120640.
The previous prime is 20211211101077. The next prime is 20211211101131. The reversal of 20211211101122 is 22110111211202.
It is a self number, because there is not a number n which added to its sum of digits gives 20211211101122.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78584597 + ... + 78841367.
It is an arithmetic number, because the mean of its divisors is an integer number (1896794920602).
Almost surely, 220211211101122 is an apocalyptic number.
20211211101122 is a deficient number, since it is larger than the sum of its proper divisors (10137507628510).
20211211101122 is a wasteful number, since it uses less digits than its factorization.
20211211101122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298033.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 20211211101122 its reverse (22110111211202), we get a palindrome (42321322312324).
The spelling of 20211211101122 in words is "twenty trillion, two hundred eleven billion, two hundred eleven million, one hundred one thousand, one hundred twenty-two".
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