Base | Representation |
---|---|
bin | 1010000111010101101111… |
… | …1001011101110000111000 |
3 | 1110101011210101122101000122 |
4 | 2201311123321131300320 |
5 | 2424202220300320440 |
6 | 35353003031552412 |
7 | 2225324001203534 |
oct | 241653371356070 |
9 | 43334711571018 |
10 | 11121212120120 |
11 | 35a85303488a3 |
12 | 12b744752b708 |
13 | 62895878745b |
14 | 2a63ab884bc4 |
15 | 14444cc917b5 |
hex | a1d5be5dc38 |
11121212120120 has 64 divisors (see below), whose sum is σ = 25448321340000. Its totient is φ = 4372832452608.
The previous prime is 11121212120101. The next prime is 11121212120189. The reversal of 11121212120120 is 2102121212111.
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, 43374056 + ... + 43629704.
Almost surely, 211121212120120 is an apocalyptic number.
11121212120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11121212120120 is an abundant number, since it is smaller than the sum of its proper divisors (14327109219880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11121212120120 is a wasteful number, since it uses less digits than its factorization.
11121212120120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274152 (or 274148 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 11121212120120 its reverse (2102121212111), we get a palindrome (13223333332231).
The spelling of 11121212120120 in words is "eleven trillion, one hundred twenty-one billion, two hundred twelve million, one hundred twenty thousand, one hundred twenty".
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