Base | Representation |
---|---|
bin | 110010010000000000001001… |
… | …110001010111111110110000 |
3 | 1001222111120210102222110221012 |
4 | 302100000021301113332300 |
5 | 212431344044241334300 |
6 | 2102010530121050052 |
7 | 64356603416340155 |
oct | 6220001161277660 |
9 | 1058446712873835 |
10 | 221002001121200 |
11 | 64466471139252 |
12 | 20953803026928 |
13 | 96415262b8c20 |
14 | 3c807a7d9622c |
15 | 1a83b811c1435 |
hex | c90009c57fb0 |
221002001121200 has 60 divisors (see below), whose sum is σ = 571800177529728. Its totient is φ = 81600738873600.
The previous prime is 221002001121131. The next prime is 221002001121211. The reversal of 221002001121200 is 2121100200122.
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, 21250187216 + ... + 21250197615.
Almost surely, 2221002001121200 is an apocalyptic number.
221002001121200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
221002001121200 is an abundant number, since it is smaller than the sum of its proper divisors (350798176408528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
221002001121200 is a wasteful number, since it uses less digits than its factorization.
221002001121200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42500384862 (or 42500384851 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 221002001121200 its reverse (2121100200122), we get a palindrome (223123101321322).
The spelling of 221002001121200 in words is "two hundred twenty-one trillion, two billion, one million, one hundred twenty-one thousand, two hundred".
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