Base | Representation |
---|---|
bin | 1011000110010000000100… |
… | …1000100100100110001010 |
3 | 1121012111112211102221000100 |
4 | 2301210001020210212022 |
5 | 3044404214401042302 |
6 | 41541310415350230 |
7 | 2366365313101635 |
oct | 261440110444612 |
9 | 47174484387010 |
10 | 12202021112202 |
11 | 39849368a2569 |
12 | 1450a00222376 |
13 | 6a685166882c |
14 | 30281c292c1c |
15 | 162608a27d1c |
hex | b190122498a |
12202021112202 has 12 divisors (see below), whose sum is σ = 26437712409810. Its totient is φ = 4067340370728.
The previous prime is 12202021112167. The next prime is 12202021112221. The reversal of 12202021112202 is 20221112020221.
It is a happy number.
12202021112202 is a `hidden beast` number, since 1 + 220 + 20 + 211 + 12 + 202 = 666.
It can be written as a sum of positive squares in only one way, i.e., 7101420192801 + 5100600919401 = 2664849^2 + 2258451^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 677890061789 = 12202021112202 / (1 + 2 + 2 + 0 + 2 + 0 + 2 + 1 + 1 + 1 + 2 + 2 + 0 + 2).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 338945030877 + ... + 338945030912.
Almost surely, 212202021112202 is an apocalyptic number.
12202021112202 is an abundant number, since it is smaller than the sum of its proper divisors (14235691297608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12202021112202 is a wasteful number, since it uses less digits than its factorization.
12202021112202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 677890061797 (or 677890061794 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 12202021112202 its reverse (20221112020221), we get a palindrome (32423133132423).
The spelling of 12202021112202 in words is "twelve trillion, two hundred two billion, twenty-one million, one hundred twelve thousand, two hundred two".
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