Base | Representation |
---|---|
bin | 1001101001101001000011… |
… | …10010001001000111011010 |
3 | 2210010210200200102200110222 |
4 | 10310310201302021013122 |
5 | 10240200124022432302 |
6 | 113045130255240042 |
7 | 4320144643245062 |
oct | 464644162110732 |
9 | 83123620380428 |
10 | 21222000202202 |
11 | 6842221948718 |
12 | 2468b70b19022 |
13 | bac2c2791767 |
14 | 53521657a3a2 |
15 | 26c0761deda2 |
hex | 134d21c891da |
21222000202202 has 8 divisors (see below), whose sum is σ = 31859243505876. Its totient is φ = 10602252366912.
The previous prime is 21222000202187. The next prime is 21222000202237. The reversal of 21222000202202 is 20220200022212.
It can be written as a sum of positive squares in 2 ways, for example, as 18067081790521 + 3154918411681 = 4250539^2 + 1776209^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4373864063 + ... + 4373868914.
Almost surely, 221222000202202 is an apocalyptic number.
21222000202202 is a deficient number, since it is larger than the sum of its proper divisors (10637243303674).
21222000202202 is a wasteful number, since it uses less digits than its factorization.
21222000202202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8747734192.
The product of its (nonzero) digits is 256, while the sum is 17.
Adding to 21222000202202 its reverse (20220200022212), we get a palindrome (41442200224414).
The spelling of 21222000202202 in words is "twenty-one trillion, two hundred twenty-two billion, two hundred two thousand, two hundred two".
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