Base | Representation |
---|---|
bin | 11001011111100100111011… |
… | …000011110000010010000100 |
3 | 112200222200012002011212202022 |
4 | 121133210323003300102010 |
5 | 104143443014144231040 |
6 | 1034243421113302312 |
7 | 32421324452066150 |
oct | 3137447303602204 |
9 | 480880162155668 |
10 | 112121112102020 |
11 | 327a832987687a |
12 | 106a99a5704998 |
13 | 4a73c8b24a108 |
14 | 1d98995706060 |
15 | ce67da11c6b5 |
hex | 65f93b0f0484 |
112121112102020 has 96 divisors (see below), whose sum is σ = 269728011334656. Its totient is φ = 38350483891200.
The previous prime is 112121112102007. The next prime is 112121112102031. The reversal of 112121112102020 is 20201211121211.
It is a super-2 number, since 2×1121211121020202 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 112121112102020.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1969046750 + ... + 1969103690.
It is an arithmetic number, because the mean of its divisors is an integer number (2809666784736).
Almost surely, 2112121112102020 is an apocalyptic number.
112121112102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
112121112102020 is an abundant number, since it is smaller than the sum of its proper divisors (157606899232636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112121112102020 is a wasteful number, since it uses less digits than its factorization.
112121112102020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90021 (or 90019 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 112121112102020 its reverse (20201211121211), we get a palindrome (132322323223231).
The spelling of 112121112102020 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred twelve million, one hundred two thousand, twenty".
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