Base | Representation |
---|---|
bin | 1011000110110101010101… |
… | …0011100011010011011110 |
3 | 1121020110100220011012110111 |
4 | 2301231111103203103132 |
5 | 3100040210420224410 |
6 | 41550043115200234 |
7 | 2400201214405333 |
oct | 261552523432336 |
9 | 47213326135414 |
10 | 12212023211230 |
11 | 39890a9810607 |
12 | 1452931a4607a |
13 | 6a778690c51b |
14 | 3030ca80098a |
15 | 1629e1b9cb8a |
hex | b1b554e34de |
12212023211230 has 32 divisors (see below), whose sum is σ = 22485721481856. Its totient is φ = 4773128473344.
The previous prime is 12212023211209. The next prime is 12212023211257. The reversal of 12212023211230 is 3211232021221.
It is a super-2 number, since 2×122120232112302 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20765949 + ... + 21345928.
It is an arithmetic number, because the mean of its divisors is an integer number (702678796308).
Almost surely, 212212023211230 is an apocalyptic number.
12212023211230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12212023211230 is a deficient number, since it is larger than the sum of its proper divisors (10273698270626).
12212023211230 is a wasteful number, since it uses less digits than its factorization.
12212023211230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42112548.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 12212023211230 its reverse (3211232021221), we get a palindrome (15423255232451).
The spelling of 12212023211230 in words is "twelve trillion, two hundred twelve billion, twenty-three million, two hundred eleven thousand, two hundred thirty".
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