Base | Representation |
---|---|
bin | 1001000110011011101000… |
… | …01000100001001010010100 |
3 | 2121212010222200211122111011 |
4 | 10203031310020201022110 |
5 | 10110334441430201400 |
6 | 110321251144222004 |
7 | 4133555666010610 |
oct | 443156410411224 |
9 | 77763880748434 |
10 | 20012201022100 |
11 | 641614383a581 |
12 | 22b25b976a904 |
13 | b221b0c9cb41 |
14 | 4d284a846340 |
15 | 24a86b0b38ba |
hex | 123374221294 |
20012201022100 has 36 divisors (see below), whose sum is σ = 49630258536544. Its totient is φ = 6861326064480.
The previous prime is 20012201022097. The next prime is 20012201022103. The reversal of 20012201022100 is 122010221002.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (20012201022097) and next prime (20012201022103).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20012201022103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14294428602 + ... + 14294430001.
Almost surely, 220012201022100 is an apocalyptic number.
20012201022100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20012201022100 is an abundant number, since it is smaller than the sum of its proper divisors (29618057514444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20012201022100 is a wasteful number, since it uses less digits than its factorization.
20012201022100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28588858624 (or 28588858617 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20012201022100 its reverse (122010221002), we get a palindrome (20134211243102).
The spelling of 20012201022100 in words is "twenty trillion, twelve billion, two hundred one million, twenty-two thousand, one hundred".
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