Base | Representation |
---|---|
bin | 1010111010100110111110… |
… | …1011001010011101001100 |
3 | 1120111101021212102000101112 |
4 | 2232221233223022131030 |
5 | 3033120110111223040 |
6 | 41305352010431152 |
7 | 2346055023352646 |
oct | 256515753123514 |
9 | 46441255360345 |
10 | 12002012211020 |
11 | 3908030001817 |
12 | 141a0a17324b8 |
13 | 690a28550cb0 |
14 | 2d6c86d35896 |
15 | 15c2ee8e6365 |
hex | aea6faca74c |
12002012211020 has 48 divisors (see below), whose sum is σ = 27603063321120. Its totient is φ = 4356401819136.
The previous prime is 12002012211019. The next prime is 12002012211113. The reversal of 12002012211020 is 2011221020021.
It is a super-2 number, since 2×120020122110202 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12002012210986 and 12002012211004.
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, 391184537 + ... + 391215216.
It is an arithmetic number, because the mean of its divisors is an integer number (575063819190).
Almost surely, 212002012211020 is an apocalyptic number.
12002012211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12002012211020 is an abundant number, since it is smaller than the sum of its proper divisors (15601051110100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12002012211020 is a wasteful number, since it uses less digits than its factorization.
12002012211020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 782399834 (or 782399832 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 12002012211020 its reverse (2011221020021), we get a palindrome (14013233231041).
The spelling of 12002012211020 in words is "twelve trillion, two billion, twelve million, two hundred eleven thousand, twenty".
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