Base | Representation |
---|---|
bin | 110000001110011111100100… |
… | …111101000110011111110011 |
3 | 1000210222202212210010011011022 |
4 | 300032133210331012133303 |
5 | 210300040312031413021 |
6 | 2031034224412210055 |
7 | 62450610343235645 |
oct | 6016374475063763 |
9 | 1023882783104138 |
10 | 212102211201011 |
11 | 616450518032aa |
12 | 1b9569b546992b |
13 | 91471ca611c61 |
14 | 3a53b321b8895 |
15 | 197c3ea3ca1ab |
hex | c0e7e4f467f3 |
212102211201011 has 8 divisors (see below), whose sum is σ = 232322908821120. Its totient is φ = 192741968798848.
The previous prime is 212102211200981. The next prime is 212102211201037. The reversal of 212102211201011 is 110102112201212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 212102211201011 - 226 = 212102144092147 is a prime.
It is a super-2 number, since 2×2121022112010112 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212102211201311) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215113803971 + ... + 215113804956.
It is an arithmetic number, because the mean of its divisors is an integer number (29040363602640).
Almost surely, 2212102211201011 is an apocalyptic number.
212102211201011 is a deficient number, since it is larger than the sum of its proper divisors (20220697620109).
212102211201011 is a wasteful number, since it uses less digits than its factorization.
212102211201011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 430227608973.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 212102211201011 its reverse (110102112201212), we get a palindrome (322204323402223).
The spelling of 212102211201011 in words is "two hundred twelve trillion, one hundred two billion, two hundred eleven million, two hundred one thousand, eleven".
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