Base | Representation |
---|---|
bin | 111000011001000110… |
… | …0000111001001110000 |
3 | 102120120202010022022211 |
4 | 1300302030013021300 |
5 | 3441003341320422 |
6 | 131344425141504 |
7 | 11514666352060 |
oct | 1606214071160 |
9 | 376522108284 |
10 | 121101120112 |
11 | 473a4474a45 |
12 | 1b57862a894 |
13 | b55c36ab2b |
14 | 5c0b6973a0 |
15 | 323b9ad577 |
hex | 1c32307270 |
121101120112 has 40 divisors (see below), whose sum is σ = 268505037792. Its totient is φ = 51832243200.
The previous prime is 121101120053. The next prime is 121101120131. The reversal of 121101120112 is 211021101121.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 121101120092 and 121101120101.
It is a congruent number.
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, 625189 + ... + 795652.
Almost surely, 2121101120112 is an apocalyptic number.
It is an amenable number.
121101120112 is an abundant number, since it is smaller than the sum of its proper divisors (147403917680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121101120112 is a wasteful number, since it uses less digits than its factorization.
121101120112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1421617 (or 1421611 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 121101120112 its reverse (211021101121), we get a palindrome (332122221233).
The spelling of 121101120112 in words is "one hundred twenty-one billion, one hundred one million, one hundred twenty thousand, one hundred twelve".
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