Base | Representation |
---|---|
bin | 10001011111100011111… |
… | …011111011000101011000 |
3 | 11020220212210212212212212 |
4 | 101133203323323011120 |
5 | 124143420210341440 |
6 | 2320125111454252 |
7 | 152564440336256 |
oct | 21374373730530 |
9 | 4226783785785 |
10 | 1202120012120 |
11 | 4238a8453625 |
12 | 174b8b687388 |
13 | 89489891651 |
14 | 4227bd035d6 |
15 | 2140ada7465 |
hex | 117e3efb158 |
1202120012120 has 32 divisors (see below), whose sum is σ = 2737357625520. Its totient is φ = 475054654080.
The previous prime is 1202120012083. The next prime is 1202120012207. The reversal of 1202120012120 is 212100212021.
It is a junction number, because it is equal to n+sod(n) for n = 1202120012095 and 1202120012104.
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, 181038851 + ... + 181045490.
Almost surely, 21202120012120 is an apocalyptic number.
1202120012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1202120012120 is an abundant number, since it is smaller than the sum of its proper divisors (1535237613400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1202120012120 is a wasteful number, since it uses less digits than its factorization.
1202120012120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 362084435 (or 362084431 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 1202120012120 its reverse (212100212021), we get a palindrome (1414220224141).
The spelling of 1202120012120 in words is "one trillion, two hundred two billion, one hundred twenty million, twelve thousand, one hundred twenty".
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