Base | Representation |
---|---|
bin | 10110011001000010… |
… | …01111110011001010 |
3 | 1011000210000100012020 |
4 | 23030201033303022 |
5 | 144104411431442 |
6 | 5304504025310 |
7 | 603616350336 |
oct | 131441176312 |
9 | 34023010166 |
10 | 12021202122 |
11 | 5109723096 |
12 | 23b5a62236 |
13 | 1197679167 |
14 | 82077a7c6 |
15 | 4a555c9ec |
hex | 2cc84fcca |
12021202122 has 32 divisors (see below), whose sum is σ = 24291801600. Its totient is φ = 3965588928.
The previous prime is 12021202111. The next prime is 12021202147. The reversal of 12021202122 is 22120212021.
12021202122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 563079 + ... + 584037.
It is an arithmetic number, because the mean of its divisors is an integer number (759118800).
Almost surely, 212021202122 is an apocalyptic number.
12021202122 is an abundant number, since it is smaller than the sum of its proper divisors (12270599478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12021202122 is a wasteful number, since it uses less digits than its factorization.
12021202122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21950.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 12021202122 its reverse (22120212021), we get a palindrome (34141414143).
It can be divided in two parts, 120212021 and 22, that multiplied together give a palindrome (2644664462).
The spelling of 12021202122 in words is "twelve billion, twenty-one million, two hundred two thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •