Base | Representation |
---|---|
bin | 1001000110000101001000… |
… | …00111101111000000000010 |
3 | 2121210222210211120011202221 |
4 | 10203002210013233000002 |
5 | 10110140222013033442 |
6 | 110311532344201254 |
7 | 4132650435260140 |
oct | 443024407570002 |
9 | 77728724504687 |
10 | 20000121221122 |
11 | 6411005033289 |
12 | 22b01a816922a |
13 | b21007447703 |
14 | 4d20223b4590 |
15 | 24a3b082d467 |
hex | 1230a41ef002 |
20000121221122 has 32 divisors (see below), whose sum is σ = 34455357643392. Its totient is φ = 8529161981184.
The previous prime is 20000121221071. The next prime is 20000121221191. The reversal of 20000121221122 is 22112212100002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20000121221096 and 20000121221105.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4272388 + ... + 7632400.
It is an arithmetic number, because the mean of its divisors is an integer number (1076729926356).
Almost surely, 220000121221122 is an apocalyptic number.
20000121221122 is a deficient number, since it is larger than the sum of its proper divisors (14455236422270).
20000121221122 is a wasteful number, since it uses less digits than its factorization.
20000121221122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3362122.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 20000121221122 its reverse (22112212100002), we get a palindrome (42112333321124).
The spelling of 20000121221122 in words is "twenty trillion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred twenty-two".
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