Base | Representation |
---|---|
bin | 11011110000111101110000… |
… | …011110000001101111010100 |
3 | 121000100210200100112020010110 |
4 | 123300331300132001233110 |
5 | 112001141041120042322 |
6 | 1111413305243123020 |
7 | 34502210504004552 |
oct | 3360756036015724 |
9 | 530323610466113 |
10 | 122112102112212 |
11 | 359aa4a7206123 |
12 | 11842187b13470 |
13 | 531a177838304 |
14 | 2222385d7cbd2 |
15 | e1b63905dc0c |
hex | 6f0f70781bd4 |
122112102112212 has 48 divisors (see below), whose sum is σ = 300253687372800. Its totient is φ = 38519387393760.
The previous prime is 122112102112207. The next prime is 122112102112279. The reversal of 122112102112212 is 212211201211221.
It is a super-2 number, since 2×1221121021122122 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293743662 + ... + 294159077.
It is an arithmetic number, because the mean of its divisors is an integer number (6255285153600).
Almost surely, 2122112102112212 is an apocalyptic number.
122112102112212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
122112102112212 is an abundant number, since it is smaller than the sum of its proper divisors (178141585260588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122112102112212 is a wasteful number, since it uses less digits than its factorization.
122112102112212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 587903676 (or 587903674 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 21.
Adding to 122112102112212 its reverse (212211201211221), we get a palindrome (334323303323433).
Subtracting 122112102112212 from its reverse (212211201211221), we obtain a palindrome (90099099099009).
The spelling of 122112102112212 in words is "one hundred twenty-two trillion, one hundred twelve billion, one hundred two million, one hundred twelve thousand, two hundred twelve".
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