Base | Representation |
---|---|
bin | 111000110111001010… |
… | …1000111000111010011 |
3 | 102200012001201102021120 |
4 | 1301232111013013103 |
5 | 4000040142042321 |
6 | 132032511253323 |
7 | 11552000554023 |
oct | 1615625070723 |
9 | 380161642246 |
10 | 122110112211 |
11 | 47871a7a70a |
12 | 1b7ba51a243 |
13 | b690405b89 |
14 | 5ca56a5a83 |
15 | 329a368ec6 |
hex | 1c6e5471d3 |
122110112211 has 16 divisors (see below), whose sum is σ = 167250206208. Its totient is φ = 79189336800.
The previous prime is 122110112197. The next prime is 122110112213. The reversal of 122110112211 is 112211011221.
It is a happy number.
It is not a de Polignac number, because 122110112211 - 226 = 122043003347 is a prime.
It is a super-2 number, since 2×1221101122112 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (122110112213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403446 + ... + 637956.
It is an arithmetic number, because the mean of its divisors is an integer number (10453137888).
Almost surely, 2122110112211 is an apocalyptic number.
122110112211 is a deficient number, since it is larger than the sum of its proper divisors (45140093997).
122110112211 is a wasteful number, since it uses less digits than its factorization.
122110112211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 239242.
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 122110112211 its reverse (112211011221), we get a palindrome (234321123432).
The spelling of 122110112211 in words is "one hundred twenty-two billion, one hundred ten million, one hundred twelve thousand, two hundred eleven".
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