Base | Representation |
---|---|
bin | 101111111110100110011111… |
… | …010100000011100111011100 |
3 | 1000200010101000010221220201021 |
4 | 233332212133110003213130 |
5 | 210124142212001321340 |
6 | 2024440413355453524 |
7 | 62305656336561232 |
oct | 5776463724034734 |
9 | 1020111003856637 |
10 | 211010121120220 |
11 | 61263987393724 |
12 | 1b7bb2127572a4 |
13 | 90982274ca166 |
14 | 3a16d3144a952 |
15 | 195dcce07de4a |
hex | bfe99f5039dc |
211010121120220 has 24 divisors (see below), whose sum is σ = 443150901147024. Its totient is φ = 84398401439616.
The previous prime is 211010121120191. The next prime is 211010121120223. The reversal of 211010121120220 is 22021121010112.
It is a junction number, because it is equal to n+sod(n) for n = 211010121120194 and 211010121120203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211010121120223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352631617 + ... + 353229496.
It is an arithmetic number, because the mean of its divisors is an integer number (18464620881126).
Almost surely, 2211010121120220 is an apocalyptic number.
211010121120220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211010121120220 is an abundant number, since it is smaller than the sum of its proper divisors (232140780026804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211010121120220 is a wasteful number, since it uses less digits than its factorization.
211010121120220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 705876069 (or 705876067 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 211010121120220 its reverse (22021121010112), we get a palindrome (233031242130332).
The spelling of 211010121120220 in words is "two hundred eleven trillion, ten billion, one hundred twenty-one million, one hundred twenty thousand, two hundred twenty".
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