Base | Representation |
---|---|
bin | 11001011111100100110101… |
… | …100101010000011010101100 |
3 | 112200222122221200021211211021 |
4 | 121133210311211100122230 |
5 | 104143442322134033400 |
6 | 1034243404032103524 |
7 | 32421322255110562 |
oct | 3137446545203254 |
9 | 480878850254737 |
10 | 112121020221100 |
11 | 327a8291a20330 |
12 | 106a997a994ba4 |
13 | 4a73c751b9cc7 |
14 | 1d98987429a32 |
15 | ce67d201d71a |
hex | 65f9359506ac |
112121020221100 has 144 divisors (see below), whose sum is σ = 268069918427136. Its totient is φ = 40364448480000.
The previous prime is 112121020221083. The next prime is 112121020221137. The reversal of 112121020221100 is 1122020121211.
It is a super-2 number, since 2×1121210202211002 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1784567887 + ... + 1784630713.
It is an arithmetic number, because the mean of its divisors is an integer number (1861596655744).
Almost surely, 2112121020221100 is an apocalyptic number.
112121020221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 112121020221100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134034959213568).
112121020221100 is an abundant number, since it is smaller than the sum of its proper divisors (155948898206036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112121020221100 is a wasteful number, since it uses less digits than its factorization.
112121020221100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79016 (or 79009 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 112121020221100 its reverse (1122020121211), we get a palindrome (113243040342311).
The spelling of 112121020221100 in words is "one hundred twelve trillion, one hundred twenty-one billion, twenty million, two hundred twenty-one thousand, one hundred".
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