Base | Representation |
---|---|
bin | 11101011010001101100… |
… | …110001010101110111100 |
3 | 21011012120200021201021220 |
4 | 131122031212022232330 |
5 | 231103012104101022 |
6 | 4144234514553340 |
7 | 266004342305445 |
oct | 35321546125674 |
9 | 7135520251256 |
10 | 2021010222012 |
11 | 70a118645631 |
12 | 287828298850 |
13 | 118771317ac2 |
14 | 6db62dc42cc |
15 | 3788779885c |
hex | 1d68d98abbc |
2021010222012 has 24 divisors (see below), whose sum is σ = 4993084078416. Its totient is φ = 634042422528.
The previous prime is 2021010221987. The next prime is 2021010222043. The reversal of 2021010222012 is 2102220101202.
It is a junction number, because it is equal to n+sod(n) for n = 2021010221982 and 2021010222000.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4953456223 + ... + 4953456630.
It is an arithmetic number, because the mean of its divisors is an integer number (208045169934).
Almost surely, 22021010222012 is an apocalyptic number.
It is an amenable number.
2021010222012 is an abundant number, since it is smaller than the sum of its proper divisors (2972073856404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2021010222012 is a wasteful number, since it uses less digits than its factorization.
2021010222012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9906912877 (or 9906912875 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 2021010222012 its reverse (2102220101202), we get a palindrome (4123230323214).
The spelling of 2021010222012 in words is "two trillion, twenty-one billion, ten million, two hundred twenty-two thousand, twelve".
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