Base | Representation |
---|---|
bin | 1001001100001111110100… |
… | …10101101010100100111110 |
3 | 2122120020202111120220111021 |
4 | 10212013322111222210332 |
5 | 10122123204401023402 |
6 | 110553135130214354 |
7 | 4154161503520012 |
oct | 446077225524476 |
9 | 78506674526437 |
10 | 20212021111102 |
11 | 6492962a999a7 |
12 | 2325284b843ba |
13 | b37ca6c497b2 |
14 | 4dc3a4a94542 |
15 | 250b6384ad37 |
hex | 1261fa56a93e |
20212021111102 has 32 divisors (see below), whose sum is σ = 30692669524704. Its totient is φ = 9981642240000.
The previous prime is 20212021111081. The next prime is 20212021111103. The reversal of 20212021111102 is 20111112021202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20212021111103) 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, 169060098 + ... + 169179610.
It is an arithmetic number, because the mean of its divisors is an integer number (959145922647).
Almost surely, 220212021111102 is an apocalyptic number.
20212021111102 is a deficient number, since it is larger than the sum of its proper divisors (10480648413602).
20212021111102 is a wasteful number, since it uses less digits than its factorization.
20212021111102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121644.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 20212021111102 its reverse (20111112021202), we get a palindrome (40323133132304).
The spelling of 20212021111102 in words is "twenty trillion, two hundred twelve billion, twenty-one million, one hundred eleven thousand, one hundred two".
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