Base | Representation |
---|---|
bin | 1010001101001010010000… |
… | …1111001011110010001000 |
3 | 1110201201220102100001211011 |
4 | 2203102210033023302020 |
5 | 2432322014231133000 |
6 | 35510541442013304 |
7 | 2235464021300260 |
oct | 243224417136210 |
9 | 43651812301734 |
10 | 11221210021000 |
11 | 363698557a891 |
12 | 13128b4647234 |
13 | 635203a105c5 |
14 | 2ab17651a7a0 |
15 | 146d51c142ba |
hex | a34a43cbc88 |
11221210021000 has 64 divisors (see below), whose sum is σ = 30008721674880. Its totient is φ = 3847272004800.
The previous prime is 11221210020997. The next prime is 11221210021117. The reversal of 11221210021000 is 12001212211.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 801508002 + ... + 801522001.
It is an arithmetic number, because the mean of its divisors is an integer number (468886276170).
Almost surely, 211221210021000 is an apocalyptic number.
11221210021000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11221210021000 is an abundant number, since it is smaller than the sum of its proper divisors (18787511653880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11221210021000 is a wasteful number, since it uses less digits than its factorization.
11221210021000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1603030031 (or 1603030017 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 11221210021000 its reverse (12001212211), we get a palindrome (11233211233211).
The spelling of 11221210021000 in words is "eleven trillion, two hundred twenty-one billion, two hundred ten million, twenty-one thousand".
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