Base | Representation |
---|---|
bin | 1001000110101010100011… |
… | …00100111101101111010110 |
3 | 2121212220122221102102020100 |
4 | 10203111101210331233112 |
5 | 10111002343032224342 |
6 | 110325054050314530 |
7 | 4134261332335635 |
oct | 443252144755726 |
9 | 77786587372210 |
10 | 20020211211222 |
11 | 6419584337192 |
12 | 22b4074288a46 |
13 | b22b8966c911 |
14 | 4d2daa60351c |
15 | 24ab89422e4c |
hex | 12355193dbd6 |
20020211211222 has 24 divisors (see below), whose sum is σ = 44195560600464. Its totient is φ = 6547490458704.
The previous prime is 20020211211197. The next prime is 20020211211269. The reversal of 20020211211222 is 22211211202002.
It is a happy number.
20020211211222 is a `hidden beast` number, since 2 + 0 + 0 + 20 + 211 + 211 + 222 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 20020211211195 and 20020211211204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10492772218 + ... + 10492774125.
It is an arithmetic number, because the mean of its divisors is an integer number (1841481691686).
Almost surely, 220020211211222 is an apocalyptic number.
20020211211222 is an abundant number, since it is smaller than the sum of its proper divisors (24175349389242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20020211211222 is a wasteful number, since it uses less digits than its factorization.
20020211211222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20985546404 (or 20985546401 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 20020211211222 its reverse (22211211202002), we get a palindrome (42231422413224).
The spelling of 20020211211222 in words is "twenty trillion, twenty billion, two hundred eleven million, two hundred eleven thousand, two hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •