Base | Representation |
---|---|
bin | 1100010010110100011… |
… | …0010000000111110010 |
3 | 202012011120220020211112 |
4 | 3010231012100013302 |
5 | 11430024230323442 |
6 | 241010055313322 |
7 | 21154660321115 |
oct | 3045506200762 |
9 | 665146806745 |
10 | 211210011122 |
11 | 816345aa500 |
12 | 34b2597b842 |
13 | 16bbc8c7756 |
14 | a318c1c57c |
15 | 5762699082 |
hex | 312d1901f2 |
211210011122 has 24 divisors (see below), whose sum is σ = 348258265068. Its totient is φ = 95998050720.
The previous prime is 211210011121. The next prime is 211210011179. The reversal of 211210011122 is 221110012112.
It can be written as a sum of positive squares in 2 ways, for example, as 211203665761 + 6345361 = 459569^2 + 2519^2 .
It is a junction number, because it is equal to n+sod(n) for n = 211210011097 and 211210011106.
It is not an unprimeable number, because it can be changed into a prime (211210011121) 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, 7044908 + ... + 7074824.
Almost surely, 2211210011122 is an apocalyptic number.
211210011122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
211210011122 is a deficient number, since it is larger than the sum of its proper divisors (137048253946).
211210011122 is a wasteful number, since it uses less digits than its factorization.
211210011122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59114 (or 59103 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 211210011122 its reverse (221110012112), we get a palindrome (432320023234).
The spelling of 211210011122 in words is "two hundred eleven billion, two hundred ten million, eleven thousand, one hundred twenty-two".
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