Base | Representation |
---|---|
bin | 11011100000111101010011… |
… | …111101100110100001111010 |
3 | 120212110122102011111002212112 |
4 | 123200331103331212201322 |
5 | 111330130301212103310 |
6 | 1105212110310212322 |
7 | 34326556644135560 |
oct | 3340752375464172 |
9 | 525418364432775 |
10 | 121012112222330 |
11 | 35615a4862aaaa |
12 | 116a4b5b6540a2 |
13 | 526a515b8ca74 |
14 | 21c5035d87a30 |
15 | decc09408705 |
hex | 6e0f53f6687a |
121012112222330 has 64 divisors (see below), whose sum is σ = 264948398668800. Its totient is φ = 38846958649344.
The previous prime is 121012112222293. The next prime is 121012112222357. The reversal of 121012112222330 is 33222211210121.
It is a junction number, because it is equal to n+sod(n) for n = 121012112222296 and 121012112222305.
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, 263218130 + ... + 263677469.
It is an arithmetic number, because the mean of its divisors is an integer number (4139818729200).
Almost surely, 2121012112222330 is an apocalyptic number.
121012112222330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121012112222330 is an abundant number, since it is smaller than the sum of its proper divisors (143936286446470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121012112222330 is a wasteful number, since it uses less digits than its factorization.
121012112222330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 526895823.
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 121012112222330 its reverse (33222211210121), we get a palindrome (154234323432451).
The spelling of 121012112222330 in words is "one hundred twenty-one trillion, twelve billion, one hundred twelve million, two hundred twenty-two thousand, three hundred thirty".
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