Base | Representation |
---|---|
bin | 11101011001010010101… |
… | …001000000110100111000 |
3 | 21011010000202002201121012 |
4 | 131121102221000310320 |
5 | 231044000401041440 |
6 | 4143552422533052 |
7 | 265641002102234 |
oct | 35312251006470 |
9 | 7133022081535 |
10 | 2020021112120 |
11 | 70976028a740 |
12 | 2875b0b97188 |
13 | 11864442168b |
14 | 6daab8ad5c4 |
15 | 3782aa18e65 |
hex | 1d652a40d38 |
2020021112120 has 64 divisors (see below), whose sum is σ = 4958381593440. Its totient is φ = 734531212800.
The previous prime is 2020021112111. The next prime is 2020021112147. The reversal of 2020021112120 is 212111200202.
It is a super-2 number, since 2×20200211121202 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2020021112095 and 2020021112104.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25680050 + ... + 25758590.
Almost surely, 22020021112120 is an apocalyptic number.
2020021112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2020021112120 is an abundant number, since it is smaller than the sum of its proper divisors (2938360481320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020021112120 is a wasteful number, since it uses less digits than its factorization.
2020021112120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137016 (or 137012 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 2020021112120 its reverse (212111200202), we get a palindrome (2232132312322).
The spelling of 2020021112120 in words is "two trillion, twenty billion, twenty-one million, one hundred twelve thousand, one hundred twenty".
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