Base | Representation |
---|---|
bin | 1011000110111001011000… |
… | …1101110010110101100110 |
3 | 1121020120011210022122001210 |
4 | 2301232112031302311212 |
5 | 3100044423212033110 |
6 | 41550343140332250 |
7 | 2400240210006120 |
oct | 261562615626546 |
9 | 47216153278053 |
10 | 12213112221030 |
11 | 39896084a9806 |
12 | 1452b966a4086 |
13 | 6a78cb412a16 |
14 | 3031912bc210 |
15 | 162a575b2520 |
hex | b1b96372d66 |
12213112221030 has 32 divisors (see below), whose sum is σ = 33498822092544. Its totient is φ = 2791568507616.
The previous prime is 12213112221019. The next prime is 12213112221049. The reversal of 12213112221030 is 3012221131221.
It is a super-2 number, since 2×122131122210302 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 12213112220988 and 12213112221006.
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, 29078838412 + ... + 29078838831.
It is an arithmetic number, because the mean of its divisors is an integer number (1046838190392).
Almost surely, 212213112221030 is an apocalyptic number.
12213112221030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12213112221030 is an abundant number, since it is smaller than the sum of its proper divisors (21285709871514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12213112221030 is a wasteful number, since it uses less digits than its factorization.
12213112221030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58157677260.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 12213112221030 its reverse (3012221131221), we get a palindrome (15225333352251).
The spelling of 12213112221030 in words is "twelve trillion, two hundred thirteen billion, one hundred twelve million, two hundred twenty-one thousand, thirty".
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