Base | Representation |
---|---|
bin | 110010010000010001111100… |
… | …110111111110100010001010 |
3 | 1001222120102010022122211201221 |
4 | 302100101330313332202022 |
5 | 212432202214144213002 |
6 | 2102023410331432254 |
7 | 64361151125105353 |
oct | 6220217467764212 |
9 | 1058512108584657 |
10 | 221021112101002 |
11 | 64473588855234 |
12 | 209574572b568a |
13 | 96432807429b5 |
14 | 3c8169c17cd2a |
15 | 1a843edd7dc37 |
hex | c9047cdfe88a |
221021112101002 has 16 divisors (see below), whose sum is σ = 339243704220960. Its totient is φ = 107939907622512.
The previous prime is 221021112100979. The next prime is 221021112101051. The reversal of 221021112101002 is 200101211120122.
221021112101002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7295524 + ... + 22254592.
It is an arithmetic number, because the mean of its divisors is an integer number (21202731513810).
Almost surely, 2221021112101002 is an apocalyptic number.
221021112101002 is a deficient number, since it is larger than the sum of its proper divisors (118222592119958).
221021112101002 is a wasteful number, since it uses less digits than its factorization.
221021112101002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15130917.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 221021112101002 its reverse (200101211120122), we get a palindrome (421122323221124).
The spelling of 221021112101002 in words is "two hundred twenty-one trillion, twenty-one billion, one hundred twelve million, one hundred one thousand, two".
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