Base | Representation |
---|---|
bin | 10001110010000100111… |
… | …000000110001100011100 |
3 | 11022211012021121102012002 |
4 | 101302010320012030130 |
5 | 130010124000310022 |
6 | 2333213513101432 |
7 | 154200204462635 |
oct | 21620470061434 |
9 | 4284167542162 |
10 | 1222000010012 |
11 | 43127a16a251 |
12 | 1789b93b7878 |
13 | 8b307441402 |
14 | 432062ac88c |
15 | 21bc131c092 |
hex | 11c84e0631c |
1222000010012 has 48 divisors (see below), whose sum is σ = 2199190963200. Its totient is φ = 594126567216.
The previous prime is 1222000010009. The next prime is 1222000010017. The reversal of 1222000010012 is 2100100002221.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1222000009975 and 1222000010002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1222000010017) 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, 72183893 + ... + 72200819.
It is an arithmetic number, because the mean of its divisors is an integer number (45816478400).
Almost surely, 21222000010012 is an apocalyptic number.
It is an amenable number.
1222000010012 is a deficient number, since it is larger than the sum of its proper divisors (977190953188).
1222000010012 is an equidigital number, since it uses as much as digits as its factorization.
1222000010012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17287 (or 17199 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 1222000010012 its reverse (2100100002221), we get a palindrome (3322100012233).
The spelling of 1222000010012 in words is "one trillion, two hundred twenty-two billion, ten thousand, twelve".
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