Base | Representation |
---|---|
bin | 110010010010111001100110… |
… | …001011101100110111111010 |
3 | 1002000012121202101022200120021 |
4 | 302102321212023230313322 |
5 | 212443124343211201020 |
6 | 2102242220334121054 |
7 | 64410152651145652 |
oct | 6222714613546772 |
9 | 1060177671280507 |
10 | 221201120022010 |
11 | 645329606075a7 |
12 | 2098631365018a |
13 | 9657239bcb71b |
14 | 3c8a29703b362 |
15 | 1a88e370ee1aa |
hex | c92e662ecdfa |
221201120022010 has 64 divisors (see below), whose sum is σ = 435560875720704. Its totient is φ = 80519383296000.
The previous prime is 221201120021929. The next prime is 221201120022059. The reversal of 221201120022010 is 10220021102122.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12167787 + ... + 24299326.
It is an arithmetic number, because the mean of its divisors is an integer number (6805638683136).
Almost surely, 2221201120022010 is an apocalyptic number.
221201120022010 is a deficient number, since it is larger than the sum of its proper divisors (214359755698694).
221201120022010 is a wasteful number, since it uses less digits than its factorization.
221201120022010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36468319.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 221201120022010 its reverse (10220021102122), we get a palindrome (231421141124132).
The spelling of 221201120022010 in words is "two hundred twenty-one trillion, two hundred one billion, one hundred twenty million, twenty-two thousand, ten".
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