Base | Representation |
---|---|
bin | 1001100110101011000110… |
… | …11010111110010111011100 |
3 | 2202210001110122211221001021 |
4 | 10303111203122332113130 |
5 | 10232012301141210022 |
6 | 112530223153053524 |
7 | 4306604560515355 |
oct | 463254332762734 |
9 | 82701418757037 |
10 | 21120022210012 |
11 | 6802a50a37830 |
12 | 24512508572a4 |
13 | ba27c0241c4b |
14 | 53030094cd2c |
15 | 2695a84dd7c7 |
hex | 1335636be5dc |
21120022210012 has 24 divisors (see below), whose sum is σ = 40328472667392. Its totient is φ = 9598002889200.
The previous prime is 21120022210009. The next prime is 21120022210081. The reversal of 21120022210012 is 21001222002112.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49967314 + ... + 50388217.
It is an arithmetic number, because the mean of its divisors is an integer number (1680353027808).
Almost surely, 221120022210012 is an apocalyptic number.
21120022210012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
21120022210012 is a deficient number, since it is larger than the sum of its proper divisors (19208450457380).
21120022210012 is a wasteful number, since it uses less digits than its factorization.
21120022210012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100360329 (or 100360327 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 21120022210012 its reverse (21001222002112), we get a palindrome (42121244212124).
The spelling of 21120022210012 in words is "twenty-one trillion, one hundred twenty billion, twenty-two million, two hundred ten thousand, twelve".
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