Base | Representation |
---|---|
bin | 10111001101110010000110… |
… | …101011100010110011101110 |
3 | 111101111212200102010020010112 |
4 | 113031302012223202303232 |
5 | 101340320322330402342 |
6 | 1001053040250340022 |
7 | 30335433150303260 |
oct | 2715620653426356 |
9 | 441455612106115 |
10 | 102102222122222 |
11 | 2a595344652403 |
12 | b55011772a612 |
13 | 44c827669576a |
14 | 1b2dab98bbb30 |
15 | bc0da6b23682 |
hex | 5cdc86ae2cee |
102102222122222 has 48 divisors (see below), whose sum is σ = 182790600513696. Its totient is φ = 41885336812800.
The previous prime is 102102222122171. The next prime is 102102222122227. The reversal of 102102222122222 is 222221222201201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102102222122227) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39681929 + ... + 42176532.
It is an arithmetic number, because the mean of its divisors is an integer number (3808137510702).
Almost surely, 2102102222122222 is an apocalyptic number.
102102222122222 is a deficient number, since it is larger than the sum of its proper divisors (80688378391474).
102102222122222 is an equidigital number, since it uses as much as digits as its factorization.
102102222122222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81858605 (or 81858564 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 23.
Adding to 102102222122222 its reverse (222221222201201), we get a palindrome (324323444323423).
The spelling of 102102222122222 in words is "one hundred two trillion, one hundred two billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred twenty-two".
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