Base | Representation |
---|---|
bin | 11001010010011101101100… |
… | …101001110001100100110100 |
3 | 112120210112021002200222210220 |
4 | 121102131230221301210310 |
5 | 104034212030230121322 |
6 | 1032313432455414340 |
7 | 32266244210216100 |
oct | 3122355451614464 |
9 | 476715232628726 |
10 | 111220001020212 |
11 | 32490157092857 |
12 | 105832213843b0 |
13 | 4a0a002530266 |
14 | 1d67110938900 |
15 | ccd14a2bb55c |
hex | 65276ca71934 |
111220001020212 has 36 divisors (see below), whose sum is σ = 301882859913600. Its totient is φ = 31777143148464.
The previous prime is 111220001020201. The next prime is 111220001020231. The reversal of 111220001020212 is 212020100022111.
It is a junction number, because it is equal to n+sod(n) for n = 111220001020191 and 111220001020200.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94574830212 + ... + 94574831387.
It is an arithmetic number, because the mean of its divisors is an integer number (8385634997600).
Almost surely, 2111220001020212 is an apocalyptic number.
111220001020212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
111220001020212 is an abundant number, since it is smaller than the sum of its proper divisors (190662858893388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111220001020212 is a wasteful number, since it uses less digits than its factorization.
111220001020212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189149661620 (or 189149661611 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 111220001020212 its reverse (212020100022111), we get a palindrome (323240101042323).
The spelling of 111220001020212 in words is "one hundred eleven trillion, two hundred twenty billion, one million, twenty thousand, two hundred twelve".
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