Base | Representation |
---|---|
bin | 11101011001011000100… |
… | …110000110011110001111 |
3 | 21011010021201002011121212 |
4 | 131121120212012132033 |
5 | 231044201434341421 |
6 | 4144010352045035 |
7 | 265643324166656 |
oct | 35313046063617 |
9 | 7133251064555 |
10 | 2020121012111 |
11 | 709801713014 |
12 | 28761a53377b |
13 | 11865c02b7b7 |
14 | 6dabac7619d |
15 | 3783469de5b |
hex | 1d65898678f |
2020121012111 has 8 divisors (see below), whose sum is σ = 2021023021584. Its totient is φ = 2019219200640.
The previous prime is 2020121012023. The next prime is 2020121012123. The reversal of 2020121012111 is 1112101210202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2020121012111 - 214 = 2020120995727 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020121012711) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22618535 + ... + 22707671.
It is an arithmetic number, because the mean of its divisors is an integer number (252627877698).
Almost surely, 22020121012111 is an apocalyptic number.
2020121012111 is a deficient number, since it is larger than the sum of its proper divisors (902009473).
2020121012111 is an equidigital number, since it uses as much as digits as its factorization.
2020121012111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99001.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 2020121012111 its reverse (1112101210202), we get a palindrome (3132222222313).
The spelling of 2020121012111 in words is "two trillion, twenty billion, one hundred twenty-one million, twelve thousand, one hundred eleven".
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