Base | Representation |
---|---|
bin | 11101011001011000100… |
… | …110001000111010010101 |
3 | 21011010021201002200022212 |
4 | 131121120212020322111 |
5 | 231044201440201401 |
6 | 4144010352203205 |
7 | 265643324241050 |
oct | 35313046107225 |
9 | 7133251080285 |
10 | 2020121022101 |
11 | 70980171a576 |
12 | 28761a539505 |
13 | 11865c033200 |
14 | 6dabac79a97 |
15 | 378346a1dbb |
hex | 1d658988e95 |
2020121022101 has 48 divisors (see below), whose sum is σ = 2609263448064. Its totient is φ = 1528489714752.
The previous prime is 2020121022047. The next prime is 2020121022151. The reversal of 2020121022101 is 1012201210202.
It is not a de Polignac number, because 2020121022101 - 230 = 2019047280277 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020121022151) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 232006790 + ... + 232015496.
It is an arithmetic number, because the mean of its divisors is an integer number (54359655168).
Almost surely, 22020121022101 is an apocalyptic number.
It is an amenable number.
2020121022101 is a deficient number, since it is larger than the sum of its proper divisors (589142425963).
2020121022101 is a wasteful number, since it uses less digits than its factorization.
2020121022101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17290 (or 17277 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 2020121022101 its reverse (1012201210202), we get a palindrome (3032322232303).
The spelling of 2020121022101 in words is "two trillion, twenty billion, one hundred twenty-one million, twenty-two thousand, one hundred one".
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