Base | Representation |
---|---|
bin | 1010000011011111011111… |
… | …10111101011000000010000 |
3 | 2220021201100022121101002021 |
4 | 11001233233313223000100 |
5 | 10344223213040134300 |
6 | 115005143442101224 |
7 | 4441260613526044 |
oct | 501575767530020 |
9 | 86251308541067 |
10 | 22110221021200 |
11 | 705498a399484 |
12 | 259113834a814 |
13 | c44ca5a7c480 |
14 | 5661d73c6024 |
15 | 28520e568d1a |
hex | 141befdeb010 |
22110221021200 has 120 divisors (see below), whose sum is σ = 57217528968768. Its totient is φ = 8162120778240.
The previous prime is 22110221021183. The next prime is 22110221021227. The reversal of 22110221021200 is 212012201122.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25400379 + ... + 26256421.
Almost surely, 222110221021200 is an apocalyptic number.
22110221021200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22110221021200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28608764484384).
22110221021200 is an abundant number, since it is smaller than the sum of its proper divisors (35107307947568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22110221021200 is a wasteful number, since it uses less digits than its factorization.
22110221021200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 861041 (or 861030 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 22110221021200 its reverse (212012201122), we get a palindrome (22322233222322).
The spelling of 22110221021200 in words is "twenty-two trillion, one hundred ten billion, two hundred twenty-one million, twenty-one thousand, two hundred".
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