Base | Representation |
---|---|
bin | 110010100000010001011110… |
… | …110111001101001010110110 |
3 | 1002010110110212002022022221200 |
4 | 302200101132313031022312 |
5 | 213103204001233210402 |
6 | 2104224324033353330 |
7 | 64533435433644612 |
oct | 6240213667151266 |
9 | 1063413762268850 |
10 | 222120120210102 |
11 | 64857683220984 |
12 | 20ab444aa08846 |
13 | 96c2ab6b8ca7a |
14 | 3cbc957a0a342 |
15 | 1aa2cc270121c |
hex | ca045edcd2b6 |
222120120210102 has 48 divisors (see below), whose sum is σ = 502235720943840. Its totient is φ = 70813701294336.
The previous prime is 222120120210101. The next prime is 222120120210113. The reversal of 222120120210102 is 201012021021222.
It is a happy number.
222120120210102 is a `hidden beast` number, since 2 + 221 + 201 + 20 + 210 + 10 + 2 = 666.
222120120210102 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222120120210101) 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, 23223603 + ... + 31362014.
It is an arithmetic number, because the mean of its divisors is an integer number (10463244186330).
Almost surely, 2222120120210102 is an apocalyptic number.
222120120210102 is an abundant number, since it is smaller than the sum of its proper divisors (280115600733738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222120120210102 is a wasteful number, since it uses less digits than its factorization.
222120120210102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54595477 (or 54595474 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 222120120210102 its reverse (201012021021222), we get a palindrome (423132141231324).
The spelling of 222120120210102 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred twenty million, two hundred ten thousand, one hundred two".
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