Base | Representation |
---|---|
bin | 110010010000000000001010… |
… | …111001110100001101100010 |
3 | 1001222111120211202201021022121 |
4 | 302100000022321310031202 |
5 | 212431344114122024302 |
6 | 2102010532040054454 |
7 | 64356604036631461 |
oct | 6220001271641542 |
9 | 1058446752637277 |
10 | 221002020111202 |
11 | 64466480929770 |
12 | 2095380946442a |
13 | 964152a207705 |
14 | 3c807aa6da9d8 |
15 | 1a83b82bc2e37 |
hex | c9000ae74362 |
221002020111202 has 32 divisors (see below), whose sum is σ = 373314790453248. Its totient is φ = 97212536370000.
The previous prime is 221002020111181. The next prime is 221002020111251. The reversal of 221002020111202 is 202111020200122.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23410177 + ... + 31464907.
It is an arithmetic number, because the mean of its divisors is an integer number (11666087201664).
Almost surely, 2221002020111202 is an apocalyptic number.
221002020111202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
221002020111202 is a deficient number, since it is larger than the sum of its proper divisors (152312770342046).
221002020111202 is a wasteful number, since it uses less digits than its factorization.
221002020111202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8095006.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 221002020111202 its reverse (202111020200122), we get a palindrome (423113040311324).
The spelling of 221002020111202 in words is "two hundred twenty-one trillion, two billion, twenty million, one hundred eleven thousand, two hundred two".
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