Base | Representation |
---|---|
bin | 110000000001101010001001… |
… | …000100000010101111101100 |
3 | 1000200212110020222201210002022 |
4 | 300001222021010002233230 |
5 | 210141112433003033400 |
6 | 2025121115413245312 |
7 | 62330104330143401 |
oct | 6001521104025754 |
9 | 1020773228653068 |
10 | 211220201221100 |
11 | 61334a910a9905 |
12 | 1b833a82033838 |
13 | 90b1c96ca0a66 |
14 | 3a231801822a8 |
15 | 19644c7434b85 |
hex | c01a89102bec |
211220201221100 has 36 divisors (see below), whose sum is σ = 473133250742208. Its totient is φ = 81762658536000.
The previous prime is 211220201221091. The next prime is 211220201221163. The reversal of 211220201221100 is 1122102022112.
It is a super-2 number, since 2×2112202012211002 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34067771291 + ... + 34067777490.
Almost surely, 2211220201221100 is an apocalyptic number.
211220201221100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211220201221100 is an abundant number, since it is smaller than the sum of its proper divisors (261913049521108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211220201221100 is a wasteful number, since it uses less digits than its factorization.
211220201221100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68135548826 (or 68135548819 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 211220201221100 its reverse (1122102022112), we get a palindrome (212342303243212).
The spelling of 211220201221100 in words is "two hundred eleven trillion, two hundred twenty billion, two hundred one million, two hundred twenty-one thousand, one hundred".
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