Base | Representation |
---|---|
bin | 11101001111111101010… |
… | …101111110000101101101 |
3 | 21010011011100211200202011 |
4 | 131033331111332011231 |
5 | 230412440012402341 |
6 | 4135214210201221 |
7 | 265134451066240 |
oct | 35177525760555 |
9 | 7104140750664 |
10 | 2010000122221 |
11 | 705488739703 |
12 | 285674b83211 |
13 | 117708295360 |
14 | 6d3daa45257 |
15 | 37440db1b81 |
hex | 1d3fd57e16d |
2010000122221 has 16 divisors (see below), whose sum is σ = 2473885338624. Its totient is φ = 1590304673664.
The previous prime is 2010000122191. The next prime is 2010000122237. The reversal of 2010000122221 is 1222210000102.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-2010000122221 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
2010000122221 is a modest number, since divided by 122221 gives 201 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2010000122521) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7445220 + ... + 7710466.
It is an arithmetic number, because the mean of its divisors is an integer number (154617833664).
Almost surely, 22010000122221 is an apocalyptic number.
It is an amenable number.
2010000122221 is a deficient number, since it is larger than the sum of its proper divisors (463885216403).
2010000122221 is a wasteful number, since it uses less digits than its factorization.
2010000122221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 348540.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 2010000122221 its reverse (1222210000102), we get a palindrome (3232210122323).
The spelling of 2010000122221 in words is "two trillion, ten billion, one hundred twenty-two thousand, two hundred twenty-one".
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