Base | Representation |
---|---|
bin | 11001011111100100111011… |
… | …000011110000010010001111 |
3 | 112200222200012002011212202201 |
4 | 121133210323003300102033 |
5 | 104143443014144231111 |
6 | 1034243421113302331 |
7 | 32421324452066164 |
oct | 3137447303602217 |
9 | 480880162155681 |
10 | 112121112102031 |
11 | 327a832987688a |
12 | 106a99a57049a7 |
13 | 4a73c8b24a116 |
14 | 1d9899570606b |
15 | ce67da11c6c1 |
hex | 65f93b0f048f |
112121112102031 has 2 divisors, whose sum is σ = 112121112102032. Its totient is φ = 112121112102030.
The previous prime is 112121112102007. The next prime is 112121112102091. The reversal of 112121112102031 is 130201211121211.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 112121112102031 - 29 = 112121112101519 is a prime.
It is a super-2 number, since 2×1121211121020312 (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 (112121112102091) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060556051015 + 56060556051016.
It is an arithmetic number, because the mean of its divisors is an integer number (56060556051016).
Almost surely, 2112121112102031 is an apocalyptic number.
112121112102031 is a deficient number, since it is larger than the sum of its proper divisors (1).
112121112102031 is an equidigital number, since it uses as much as digits as its factorization.
112121112102031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 19.
Adding to 112121112102031 its reverse (130201211121211), we get a palindrome (242322323223242).
The spelling of 112121112102031 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred twelve million, one hundred two thousand, thirty-one".
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