Base | Representation |
---|---|
bin | 110010010000000000010110… |
… | …110101001000101101000010 |
3 | 1001222111121100201020101122121 |
4 | 302100000112311020231002 |
5 | 212431400021333223020 |
6 | 2102011003544554454 |
7 | 64356612016513030 |
oct | 6220002665105502 |
9 | 1058447321211577 |
10 | 221002220211010 |
11 | 6446657387a707 |
12 | 20953864482a2a |
13 | 964155c7c8274 |
14 | 3c807c9107550 |
15 | 1a83b9554bbaa |
hex | c90016d48b42 |
221002220211010 has 64 divisors (see below), whose sum is σ = 455025926011392. Its totient is φ = 75706739974656.
The previous prime is 221002220210939. The next prime is 221002220211011. The reversal of 221002220211010 is 10112022200122.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (221002220211011) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 741735624 + ... + 742033516.
It is an arithmetic number, because the mean of its divisors is an integer number (7109780093928).
Almost surely, 2221002220211010 is an apocalyptic number.
221002220211010 is an abundant number, since it is smaller than the sum of its proper divisors (234023705800382).
221002220211010 is a wasteful number, since it uses less digits than its factorization.
221002220211010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 307027.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 221002220211010 its reverse (10112022200122), we get a palindrome (231114242411132).
The spelling of 221002220211010 in words is "two hundred twenty-one trillion, two billion, two hundred twenty million, two hundred eleven thousand, ten".
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