Base | Representation |
---|---|
bin | 101111110011000111101011… |
… | …010011010011101110100110 |
3 | 1000120022221110102221021112200 |
4 | 233303013223103103232212 |
5 | 210023230324213310042 |
6 | 2023034130014355330 |
7 | 62164655243026224 |
oct | 5763075323235646 |
9 | 1016287412837480 |
10 | 210221122010022 |
11 | 60a8a305a152a2 |
12 | 1b6b23184bbb46 |
13 | 903b9c76ca146 |
14 | 39caa84147b14 |
15 | 1948501954c4c |
hex | bf31eb4d3ba6 |
210221122010022 has 24 divisors (see below), whose sum is σ = 455508041499576. Its totient is φ = 70069254442656.
The previous prime is 210221122009937. The next prime is 210221122010189. The reversal of 210221122010022 is 220010221122012.
It is a happy number.
210221122010022 is a `hidden beast` number, since 210 + 2 + 211 + 220 + 1 + 0 + 0 + 22 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 210221122009977 and 210221122010004.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 370783368 + ... + 371349899.
It is an arithmetic number, because the mean of its divisors is an integer number (18979501729149).
Almost surely, 2210221122010022 is an apocalyptic number.
210221122010022 is an abundant number, since it is smaller than the sum of its proper divisors (245286919489554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210221122010022 is a wasteful number, since it uses less digits than its factorization.
210221122010022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 742149012 (or 742149009 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 210221122010022 its reverse (220010221122012), we get a palindrome (430231343132034).
The spelling of 210221122010022 in words is "two hundred ten trillion, two hundred twenty-one billion, one hundred twenty-two million, ten thousand, twenty-two".
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