Base | Representation |
---|---|
bin | 110000001111111100100001… |
… | …100011000001010101101010 |
3 | 1000211100022111001222011100010 |
4 | 300033330201203001111222 |
5 | 210303204210034201442 |
6 | 2031152131502152350 |
7 | 62461042451226663 |
oct | 6017744143012552 |
9 | 1024308431864303 |
10 | 212202012022122 |
11 | 61683405767351 |
12 | 1b9722085826b6 |
13 | 9153743a94065 |
14 | 3a588bc9cc36a |
15 | 197ecdbdbdb9c |
hex | c0ff218c156a |
212202012022122 has 24 divisors (see below), whose sum is σ = 438536103941088. Its totient is φ = 68452261940760.
The previous prime is 212202012022109. The next prime is 212202012022129. The reversal of 212202012022122 is 221220210202212.
It is not an unprimeable number, because it can be changed into a prime (212202012022129) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18401139918 + ... + 18401151449.
It is an arithmetic number, because the mean of its divisors is an integer number (18272337664212).
Almost surely, 2212202012022122 is an apocalyptic number.
212202012022122 is an abundant number, since it is smaller than the sum of its proper divisors (226334091918966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212202012022122 is a wasteful number, since it uses less digits than its factorization.
212202012022122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36802291434 (or 36802291403 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 212202012022122 its reverse (221220210202212), we get a palindrome (433422222224334).
The spelling of 212202012022122 in words is "two hundred twelve trillion, two hundred two billion, twelve million, twenty-two thousand, one hundred twenty-two".
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