Base | Representation |
---|---|
bin | 1001001001100110100001… |
… | …11011111111110000011001 |
3 | 2122020120011022001222201212 |
4 | 10210303100323333300121 |
5 | 10114131034320444113 |
6 | 110443304233352505 |
7 | 4144463261532521 |
oct | 444632073776031 |
9 | 78216138058655 |
10 | 20121132203033 |
11 | 6458362632044 |
12 | 230b73a568735 |
13 | b2c550c15714 |
14 | 4d7c21ac6681 |
15 | 24d5e44340a8 |
hex | 124cd0effc19 |
20121132203033 has 16 divisors (see below), whose sum is σ = 20956467878400. Its totient is φ = 19297478672640.
The previous prime is 20121132203027. The next prime is 20121132203047. The reversal of 20121132203033 is 33030223112102.
It is a cyclic number.
It is not a de Polignac number, because 20121132203033 - 28 = 20121132202777 is a prime.
It is a super-2 number, since 2×201211322030332 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20121132203633) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29894558 + ... + 30560216.
It is an arithmetic number, because the mean of its divisors is an integer number (1309779242400).
Almost surely, 220121132203033 is an apocalyptic number.
It is an amenable number.
20121132203033 is a deficient number, since it is larger than the sum of its proper divisors (835335675367).
20121132203033 is a wasteful number, since it uses less digits than its factorization.
20121132203033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 674432.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 20121132203033 its reverse (33030223112102), we get a palindrome (53151355315135).
The spelling of 20121132203033 in words is "twenty trillion, one hundred twenty-one billion, one hundred thirty-two million, two hundred three thousand, thirty-three".
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