Base | Representation |
---|---|
bin | 110010000010111001000010… |
… | …101001000001110001010111 |
3 | 1001212022110011222012000201200 |
4 | 302002321002221001301113 |
5 | 212322113333044232411 |
6 | 2100041001543323543 |
7 | 64234526156132331 |
oct | 6202710251016127 |
9 | 1055273158160650 |
10 | 220101012102231 |
11 | 64149351345907 |
12 | 208290737505b3 |
13 | 95a7589968bc0 |
14 | 3c4cd354c0451 |
15 | 1a6a4ebe31e56 |
hex | c82e42a41c57 |
220101012102231 has 48 divisors (see below), whose sum is σ = 356585423987520. Its totient is φ = 129929911211520.
The previous prime is 220101012102199. The next prime is 220101012102247. The reversal of 220101012102231 is 132201210101022.
220101012102231 is a `hidden beast` number, since 220 + 1 + 0 + 1 + 0 + 1 + 210 + 2 + 231 = 666.
It is not a de Polignac number, because 220101012102231 - 25 = 220101012102199 is a prime.
It is a super-2 number, since 2×2201010121022312 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220101012102731) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 357744646 + ... + 358359363.
It is an arithmetic number, because the mean of its divisors is an integer number (7428862999740).
Almost surely, 2220101012102231 is an apocalyptic number.
220101012102231 is a deficient number, since it is larger than the sum of its proper divisors (136484411885289).
220101012102231 is a wasteful number, since it uses less digits than its factorization.
220101012102231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 716104136 (or 716104133 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
Adding to 220101012102231 its reverse (132201210101022), we get a palindrome (352302222203253).
The spelling of 220101012102231 in words is "two hundred twenty trillion, one hundred one billion, twelve million, one hundred two thousand, two hundred thirty-one".
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