Base | Representation |
---|---|
bin | 1011000111011010100111… |
… | …1011111100110100001101 |
3 | 1121021102012111101021201220 |
4 | 2301312221323330310031 |
5 | 3100221210423202341 |
6 | 41554420252153553 |
7 | 2401004241401631 |
oct | 261665173746415 |
9 | 47242174337656 |
10 | 12222033022221 |
11 | 3992376016780 |
12 | 14548661688b9 |
13 | 6a86c06534c9 |
14 | 303799d98dc1 |
15 | 162dca847a66 |
hex | b1da9efcd0d |
12222033022221 has 16 divisors (see below), whose sum is σ = 17786264381760. Its totient is φ = 7403641989120.
The previous prime is 12222033022183. The next prime is 12222033022247.
12222033022221 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 12222033022221 - 210 = 12222033021197 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12222033022191 and 12222033022200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12222033022321) 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, 91200820 + ... + 91334733.
It is an arithmetic number, because the mean of its divisors is an integer number (1111641523860).
Almost surely, 212222033022221 is an apocalyptic number.
12222033022221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12222033022221 is a deficient number, since it is larger than the sum of its proper divisors (5564231359539).
12222033022221 is a wasteful number, since it uses less digits than its factorization.
12222033022221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182537596.
The product of its (nonzero) digits is 2304, while the sum is 24.
It can be divided in two parts, 1222203 and 3022221, that added together give a palindrome (4244424).
The spelling of 12222033022221 in words is "twelve trillion, two hundred twenty-two billion, thirty-three million, twenty-two thousand, two hundred twenty-one".
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