| Base | Representation |
|---|---|
| bin | 11011010101011011101101… |
| … | …100111010100000101100000 |
| 3 | 120202122221010221111120122000 |
| 4 | 123111123231213110011200 |
| 5 | 111224141302001333440 |
| 6 | 1103404210004244000 |
| 7 | 34215421446635646 |
| oct | 3325335547240540 |
| 9 | 522587127446560 |
| 10 | 120220121121120 |
| 11 | 35340081271529 |
| 12 | 1159756b3a0600 |
| 13 | 521092a250a77 |
| 14 | 2198983565196 |
| 15 | dd73042bd730 |
| hex | 6d56ed9d4160 |
120220121121120 has 192 divisors, whose sum is σ = 420809717039040. Its totient is φ = 32055705206784.
The previous prime is 120220121121059. The next prime is 120220121121151. The reversal of 120220121121120 is 21121121022021.
120220121121120 is a `hidden beast` number, since 1 + 2 + 0 + 220 + 1 + 211 + 211 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 120220121121093 and 120220121121102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45158962 + ... + 47746958.
It is an arithmetic number, because the mean of its divisors is an integer number (2191717276245).
Almost surely, 2120220121121120 is an apocalyptic number.
120220121121120 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 120220121121120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210404858519520).
120220121121120 is an abundant number, since it is smaller than the sum of its proper divisors (300589595917920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120220121121120 is a wasteful number, since it uses less digits than its factorization.
120220121121120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2598774 (or 2598760 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 120220121121120 its reverse (21121121022021), we get a palindrome (141341242143141).
Subtracting from 120220121121120 its reverse (21121121022021), we obtain a palindrome (99099000099099).
The spelling of 120220121121120 in words is "one hundred twenty trillion, two hundred twenty billion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred twenty".
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