Base | Representation |
---|---|
bin | 10111001110000100101000… |
… | …001101011010010001010111 |
3 | 111101120210000120102202121121 |
4 | 113032010220031122101113 |
5 | 101341132041133013421 |
6 | 1001110130043424411 |
7 | 30340036064422336 |
oct | 2716045015322127 |
9 | 441523016382547 |
10 | 102122112001111 |
11 | 2a5a28209a7844 |
12 | b553b48825107 |
13 | 44ca0c62c4b77 |
14 | 1b30a452d9d1d |
15 | bc166cd8ad41 |
hex | 5ce12835a457 |
102122112001111 has 4 divisors (see below), whose sum is σ = 102123288027432. Its totient is φ = 102120935974792.
The previous prime is 102122112001109. The next prime is 102122112001139. The reversal of 102122112001111 is 111100211221201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102122112001111 - 21 = 102122112001109 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102122112001171) 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, 587882896 + ... + 588056581.
It is an arithmetic number, because the mean of its divisors is an integer number (25530822006858).
Almost surely, 2102122112001111 is an apocalyptic number.
102122112001111 is a deficient number, since it is larger than the sum of its proper divisors (1176026321).
102122112001111 is an equidigital number, since it uses as much as digits as its factorization.
102122112001111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1176026320.
The product of its (nonzero) digits is 16, while the sum is 16.
Adding to 102122112001111 its reverse (111100211221201), we get a palindrome (213222323222312).
The spelling of 102122112001111 in words is "one hundred two trillion, one hundred twenty-two billion, one hundred twelve million, one thousand, one hundred eleven".
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