Base | Representation |
---|---|
bin | 1011000111011010111100… |
… | …1000100101110110010101 |
3 | 1121021102102120110111111002 |
4 | 2301312233020211312111 |
5 | 3100221400234101401 |
6 | 41554433045153045 |
7 | 2401006350522656 |
oct | 261665710456625 |
9 | 47242376414432 |
10 | 12222120222101 |
11 | 3992410265299 |
12 | 145488b3bb785 |
13 | 6a8705734a7a |
14 | 3037a77b752d |
15 | 162dd331ea6b |
hex | b1daf225d95 |
12222120222101 has 16 divisors (see below), whose sum is σ = 12311519920128. Its totient is φ = 12133066492800.
The previous prime is 12222120222089. The next prime is 12222120222133. The reversal of 12222120222101 is 10122202122221.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12222120222101 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12222120222701) 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, 195238316 + ... + 195300906.
It is an arithmetic number, because the mean of its divisors is an integer number (769469995008).
Almost surely, 212222120222101 is an apocalyptic number.
It is an amenable number.
12222120222101 is a deficient number, since it is larger than the sum of its proper divisors (89399698027).
12222120222101 is a wasteful number, since it uses less digits than its factorization.
12222120222101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65332.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 12222120222101 its reverse (10122202122221), we get a palindrome (22344322344322).
The spelling of 12222120222101 in words is "twelve trillion, two hundred twenty-two billion, one hundred twenty million, two hundred twenty-two thousand, one hundred one".
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