Base | Representation |
---|---|
bin | 10111001100011110010010… |
… | …001001011101110011110111 |
3 | 111101012021101000121222021102 |
4 | 113030132102021131303313 |
5 | 101332332011332432411 |
6 | 1000543433401040315 |
7 | 30326065625512133 |
oct | 2714362211356367 |
9 | 441167330558242 |
10 | 102012220202231 |
11 | 2a56015993a849 |
12 | b53679a18609b |
13 | 44bc9323505c1 |
14 | 1b295bc6403c3 |
15 | bbd88a517d3b |
hex | 5cc79225dcf7 |
102012220202231 has 2 divisors, whose sum is σ = 102012220202232. Its totient is φ = 102012220202230.
The previous prime is 102012220202149. The next prime is 102012220202257. The reversal of 102012220202231 is 132202022210201.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 102012220202231 - 210 = 102012220201207 is a prime.
It is a super-2 number, since 2×1020122202022312 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102012220202261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006110101115 + 51006110101116.
It is an arithmetic number, because the mean of its divisors is an integer number (51006110101116).
Almost surely, 2102012220202231 is an apocalyptic number.
102012220202231 is a deficient number, since it is larger than the sum of its proper divisors (1).
102012220202231 is an equidigital number, since it uses as much as digits as its factorization.
102012220202231 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 102012220202231 its reverse (132202022210201), we get a palindrome (234214242412432).
The spelling of 102012220202231 in words is "one hundred two trillion, twelve billion, two hundred twenty million, two hundred two thousand, two hundred thirty-one".
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