Base | Representation |
---|---|
bin | 1010111011101010010111… |
… | …1010010100000000000000 |
3 | 1120120002222120120120201012 |
4 | 2232322211322110000000 |
5 | 3033414132104133440 |
6 | 41321543022100052 |
7 | 2350265222250044 |
oct | 256724572240000 |
9 | 46502876516635 |
10 | 12020102021120 |
11 | 39147732558a6 |
12 | 14216aba1a628 |
13 | 69264c267c3b |
14 | 2d7ac1660024 |
15 | 15ca0cadee65 |
hex | aeea5e94000 |
12020102021120 has 240 divisors, whose sum is σ = 30707187739200. Its totient is φ = 4503754506240.
The previous prime is 12020102021051. The next prime is 12020102021131. The reversal of 12020102021120 is 2112020102021.
It is a junction number, because it is equal to n+sod(n) for n = 12020102021095 and 12020102021104.
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, 138483335 + ... + 138570105.
It is an arithmetic number, because the mean of its divisors is an integer number (127946615580).
Almost surely, 212020102021120 is an apocalyptic number.
12020102021120 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 12020102021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15353593869600).
12020102021120 is an abundant number, since it is smaller than the sum of its proper divisors (18687085718080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12020102021120 is an frugal number, since it uses more digits than its factorization.
12020102021120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86912 (or 86886 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 12020102021120 its reverse (2112020102021), we get a palindrome (14132122123141).
The spelling of 12020102021120 in words is "twelve trillion, twenty billion, one hundred two million, twenty-one thousand, one hundred twenty".
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