Base | Representation |
---|---|
bin | 1010111011101110001010… |
… | …0101101000011111100100 |
3 | 1120120012121112002210012220 |
4 | 2232323202211220133210 |
5 | 3033423223210311322 |
6 | 41322232025112340 |
7 | 2350332363103215 |
oct | 256734245503744 |
9 | 46505545083186 |
10 | 12021120010212 |
11 | 39151459460a5 |
12 | 14219349286b0 |
13 | 692782133151 |
14 | 2d7b7a93140c |
15 | 15ca6c17655c |
hex | aeee29687e4 |
12021120010212 has 48 divisors (see below), whose sum is σ = 28113883382592. Its totient is φ = 3997811783680.
The previous prime is 12021120010183. The next prime is 12021120010219. The reversal of 12021120010212 is 21201002112021.
It is a junction number, because it is equal to n+sod(n) for n = 12021120010191 and 12021120010200.
It is not an unprimeable number, because it can be changed into a prime (12021120010219) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166551412 + ... + 166623572.
It is an arithmetic number, because the mean of its divisors is an integer number (585705903804).
Almost surely, 212021120010212 is an apocalyptic number.
12021120010212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12021120010212 is an abundant number, since it is smaller than the sum of its proper divisors (16092763372380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12021120010212 is a wasteful number, since it uses less digits than its factorization.
12021120010212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103948 (or 103946 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 12021120010212 its reverse (21201002112021), we get a palindrome (33222122122233).
The spelling of 12021120010212 in words is "twelve trillion, twenty-one billion, one hundred twenty million, ten thousand, two hundred twelve".
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