Base | Representation |
---|---|
bin | 1001001001010011110110… |
… | …00010110101100101010010 |
3 | 2122012121021020000022112021 |
4 | 10210221323002311211102 |
5 | 10114000013403034302 |
6 | 110434525022522054 |
7 | 4143656556562525 |
oct | 444517302654522 |
9 | 78177236008467 |
10 | 20111101221202 |
11 | 6454085386a12 |
12 | 23097bb13632a |
13 | b2b61299b404 |
14 | 4d754d7babbc |
15 | 24d2089a6437 |
hex | 124a7b0b5952 |
20111101221202 has 8 divisors (see below), whose sum is σ = 30404184523776. Its totient is φ = 9976373046612.
The previous prime is 20111101221149. The next prime is 20111101221209. The reversal of 20111101221202 is 20212210111102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (20111101221209) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39588781678 + ... + 39588782185.
It is an arithmetic number, because the mean of its divisors is an integer number (3800523065472).
Almost surely, 220111101221202 is an apocalyptic number.
20111101221202 is a deficient number, since it is larger than the sum of its proper divisors (10293083302574).
20111101221202 is a wasteful number, since it uses less digits than its factorization.
20111101221202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79177563992.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 20111101221202 its reverse (20212210111102), we get a palindrome (40323311332304).
The spelling of 20111101221202 in words is "twenty trillion, one hundred eleven billion, one hundred one million, two hundred twenty-one thousand, two hundred two".
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