Base | Representation |
---|---|
bin | 10110110001000110… |
… | …11101111101101111 |
3 | 1011112211221101010200 |
4 | 23120203131331233 |
5 | 200013104023043 |
6 | 5340515404543 |
7 | 611620505124 |
oct | 133043357557 |
9 | 34484841120 |
10 | 12223111023 |
11 | 520269a252 |
12 | 24515b3753 |
13 | 11ca451296 |
14 | 83d4d874b |
15 | 4b81427d3 |
hex | 2d88ddf6f |
12223111023 has 24 divisors (see below), whose sum is σ = 18340299120. Its totient is φ = 7835063040.
The previous prime is 12223110971. The next prime is 12223111039. The reversal of 12223111023 is 32011132221.
It is not a de Polignac number, because 12223111023 - 216 = 12223045487 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12223110987 and 12223111005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12223111223) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34261 + ... + 160062.
It is an arithmetic number, because the mean of its divisors is an integer number (764179130).
Almost surely, 212223111023 is an apocalyptic number.
12223111023 is a deficient number, since it is larger than the sum of its proper divisors (6117188097).
12223111023 is a wasteful number, since it uses less digits than its factorization.
12223111023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194599 (or 194596 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 12223111023 its reverse (32011132221), we get a palindrome (44234243244).
The spelling of 12223111023 in words is "twelve billion, two hundred twenty-three million, one hundred eleven thousand, twenty-three".
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