Base | Representation |
---|---|
bin | 100000001100000110101… |
… | …110111000110110001010 |
3 | 21211110121112222022022100 |
4 | 200030012232320312022 |
5 | 242220204401042302 |
6 | 4412104413134230 |
7 | 315545642136306 |
oct | 40140656706612 |
9 | 7743545868270 |
10 | 2212021112202 |
11 | 783127283560 |
12 | 2b885548a376 |
13 | 1307921ca795 |
14 | 790c32c6d06 |
15 | 3c816992d1c |
hex | 20306bb8d8a |
2212021112202 has 48 divisors (see below), whose sum is σ = 5228515487520. Its totient is φ = 670296357600.
The previous prime is 2212021112141. The next prime is 2212021112209. The reversal of 2212021112202 is 2022111202122.
It is a happy number.
2212021112202 is a `hidden beast` number, since 221 + 20 + 211 + 12 + 202 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2212021112209) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16290952 + ... + 16426172.
It is an arithmetic number, because the mean of its divisors is an integer number (108927405990).
Almost surely, 22212021112202 is an apocalyptic number.
2212021112202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
2212021112202 is an abundant number, since it is smaller than the sum of its proper divisors (3016494375318).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2212021112202 is a wasteful number, since it uses less digits than its factorization.
2212021112202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217859 (or 217856 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 2212021112202 its reverse (2022111202122), we get a palindrome (4234132314324).
The spelling of 2212021112202 in words is "two trillion, two hundred twelve billion, twenty-one million, one hundred twelve thousand, two hundred two".
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