Base | Representation |
---|---|
bin | 1001000110001000101001… |
… | …10001000011100000011100 |
3 | 2121211011200112201000212211 |
4 | 10203010110301003200130 |
5 | 10110203104320214322 |
6 | 110312444055010204 |
7 | 4133045324060500 |
oct | 443042461034034 |
9 | 77734615630784 |
10 | 20002011101212 |
11 | 64118948a7158 |
12 | 22b0635069964 |
13 | b21248b46c5a |
14 | 4d21613a6300 |
15 | 24a4716dcb77 |
hex | 123114c4381c |
20002011101212 has 72 divisors (see below), whose sum is σ = 40750050762960. Its totient is φ = 8565625635840.
The previous prime is 20002011101167. The next prime is 20002011101221. The reversal of 20002011101212 is 21210111020002.
It is a junction number, because it is equal to n+sod(n) for n = 20002011101192 and 20002011101201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2450922412 + ... + 2450930572.
Almost surely, 220002011101212 is an apocalyptic number.
It is an amenable number.
20002011101212 is an abundant number, since it is smaller than the sum of its proper divisors (20748039661748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20002011101212 is a wasteful number, since it uses less digits than its factorization.
20002011101212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16371 (or 16362 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 20002011101212 its reverse (21210111020002), we get a palindrome (41212122121214).
The spelling of 20002011101212 in words is "twenty trillion, two billion, eleven million, one hundred one thousand, two hundred twelve".
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