Base | Representation |
---|---|
bin | 10110101111100011… |
… | …11010011000011111 |
3 | 1011111221111101002221 |
4 | 23113301322120133 |
5 | 200001242321343 |
6 | 5335333130211 |
7 | 611402211100 |
oct | 132761723037 |
9 | 34457441087 |
10 | 12210120223 |
11 | 51a6327054 |
12 | 2449189967 |
13 | 11c7853312 |
14 | 83b8b63a7 |
15 | 4b6e285ed |
hex | 2d7c7a61f |
12210120223 has 6 divisors (see below), whose sum is σ = 14203609296. Its totient is φ = 10465817292.
The previous prime is 12210120217. The next prime is 12210120229. The reversal of 12210120223 is 32202101221.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (12210120217) and next prime (12210120229).
It is not a de Polignac number, because 12210120223 - 217 = 12209989151 is a prime.
It is a super-2 number, since 2×122101202232 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12210120197 and 12210120206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12210120229) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124593015 + ... + 124593112.
It is an arithmetic number, because the mean of its divisors is an integer number (2367268216).
Almost surely, 212210120223 is an apocalyptic number.
12210120223 is a deficient number, since it is larger than the sum of its proper divisors (1993489073).
12210120223 is an equidigital number, since it uses as much as digits as its factorization.
12210120223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249186141 (or 249186134 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 12210120223 its reverse (32202101221), we get a palindrome (44412221444).
The spelling of 12210120223 in words is "twelve billion, two hundred ten million, one hundred twenty thousand, two hundred twenty-three".
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