Base | Representation |
---|---|
bin | 111000110111001110… |
… | …1000100110110111010 |
3 | 102200012012122111100121 |
4 | 1301232131010312322 |
5 | 4000041210400442 |
6 | 132033024123454 |
7 | 11552024401153 |
oct | 1615635046672 |
9 | 380165574317 |
10 | 122112200122 |
11 | 47873176360 |
12 | 1b7bb16658a |
13 | b690987323 |
14 | 5ca5a8a92a |
15 | 329a62c967 |
hex | 1c6e744dba |
122112200122 has 16 divisors (see below), whose sum is σ = 199826953344. Its totient is φ = 55503604000.
The previous prime is 122112200003. The next prime is 122112200129. The reversal of 122112200122 is 221002211221.
It is a happy number.
It is a super-2 number, since 2×1221122001222 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 122112200096 and 122112200105.
It is not an unprimeable number, because it can be changed into a prime (122112200129) 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, 686847 + ... + 846157.
It is an arithmetic number, because the mean of its divisors is an integer number (12489184584).
Almost surely, 2122112200122 is an apocalyptic number.
122112200122 is a deficient number, since it is larger than the sum of its proper divisors (77714753222).
122112200122 is a wasteful number, since it uses less digits than its factorization.
122112200122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194165.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 122112200122 its reverse (221002211221), we get a palindrome (343114411343).
The spelling of 122112200122 in words is "one hundred twenty-two billion, one hundred twelve million, two hundred thousand, one hundred twenty-two".
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