Base | Representation |
---|---|
bin | 11011110001000110000100… |
… | …101011000100101100101000 |
3 | 121000101122201121211021202201 |
4 | 123301012010223010230220 |
5 | 112001312332414323422 |
6 | 1111421343244305544 |
7 | 34502644664255020 |
oct | 3361060453045450 |
9 | 530348647737681 |
10 | 122121031011112 |
11 | 35a03269354011 |
12 | 11843a5a2422b4 |
13 | 531ac6b652843 |
14 | 2222991b66a80 |
15 | e1b9acd93727 |
hex | 6f1184ac4b28 |
122121031011112 has 32 divisors (see below), whose sum is σ = 261793741896000. Its totient is φ = 52316421058944.
The previous prime is 122121031011059. The next prime is 122121031011169. The reversal of 122121031011112 is 211110130121221.
It is a self number, because there is not a number n which added to its sum of digits gives 122121031011112.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440769862 + ... + 441046837.
It is an arithmetic number, because the mean of its divisors is an integer number (8181054434250).
Almost surely, 2122121031011112 is an apocalyptic number.
It is an amenable number.
122121031011112 is an abundant number, since it is smaller than the sum of its proper divisors (139672710884888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122121031011112 is a wasteful number, since it uses less digits than its factorization.
122121031011112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 881819185 (or 881819181 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 19.
Adding to 122121031011112 its reverse (211110130121221), we get a palindrome (333231161132333).
The spelling of 122121031011112 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, thirty-one million, eleven thousand, one hundred twelve".
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