Base | Representation |
---|---|
bin | 1010111011101110001010… |
… | …1001011101000111110010 |
3 | 1120120012121120222200200221 |
4 | 2232323202221131013302 |
5 | 3033423223434342320 |
6 | 41322232102403254 |
7 | 2350332404445412 |
oct | 256734251350762 |
9 | 46505546880627 |
10 | 12021121012210 |
11 | 391514646a9a2 |
12 | 142193513052a |
13 | 6927823c424b |
14 | 2d7b7ab12642 |
15 | 15ca6c2c33aa |
hex | aeee2a5d1f2 |
12021121012210 has 64 divisors (see below), whose sum is σ = 22904535628800. Its totient is φ = 4529885211072.
The previous prime is 12021121012183. The next prime is 12021121012211. The reversal of 12021121012210 is 1221012112021.
It is not an unprimeable number, because it can be changed into a prime (12021121012211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36019969 + ... + 36352171.
It is an arithmetic number, because the mean of its divisors is an integer number (357883369200).
Almost surely, 212021121012210 is an apocalyptic number.
12021121012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12021121012210 is a deficient number, since it is larger than the sum of its proper divisors (10883414616590).
12021121012210 is a wasteful number, since it uses less digits than its factorization.
12021121012210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 333295.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 12021121012210 its reverse (1221012112021), we get a palindrome (13242133124231).
The spelling of 12021121012210 in words is "twelve trillion, twenty-one billion, one hundred twenty-one million, twelve thousand, two hundred ten".
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