Base | Representation |
---|---|
bin | 1010111011101010011001… |
… | …1001001000101000011101 |
3 | 1120120010000010210002020210 |
4 | 2232322212121020220131 |
5 | 3033414141141213041 |
6 | 41321543511203033 |
7 | 2350265351031441 |
oct | 256724631105035 |
9 | 46503003702223 |
10 | 12020110101021 |
11 | 3914777874400 |
12 | 14216b2676479 |
13 | 692650b36849 |
14 | 2d7ac2764821 |
15 | 15ca0d689016 |
hex | aeea6648a1d |
12020110101021 has 48 divisors (see below), whose sum is σ = 17645741164800. Its totient is φ = 7272727862400.
The previous prime is 12020110100959. The next prime is 12020110101143. The reversal of 12020110101021 is 12010101102021.
12020110101021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12020110101021 - 210 = 12020110099997 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12020110100988 and 12020110101006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12020110101521) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 759652716 + ... + 759668538.
It is an arithmetic number, because the mean of its divisors is an integer number (367619607600).
Almost surely, 212020110101021 is an apocalyptic number.
12020110101021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12020110101021 is a deficient number, since it is larger than the sum of its proper divisors (5625631063779).
12020110101021 is a wasteful number, since it uses less digits than its factorization.
12020110101021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19218 (or 19207 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 12020110101021 its reverse (12010101102021), we get a palindrome (24030211203042).
The spelling of 12020110101021 in words is "twelve trillion, twenty billion, one hundred ten million, one hundred one thousand, twenty-one".
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