Base | Representation |
---|---|
bin | 110011010100100100… |
… | …1011101000011101101 |
3 | 101112110212100012201111 |
4 | 1212221021131003231 |
5 | 3301203233311341 |
6 | 122344121512021 |
7 | 10651104426025 |
oct | 1465111350355 |
9 | 345425305644 |
10 | 110212010221 |
11 | 42816896575 |
12 | 19439942611 |
13 | a5153caa41 |
14 | 5497410a85 |
15 | 2d00a25681 |
hex | 19a925d0ed |
110212010221 has 4 divisors (see below), whose sum is σ = 110212933600. Its totient is φ = 110211086844.
The previous prime is 110212010179. The next prime is 110212010243. The reversal of 110212010221 is 122010212011.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 110212010221 - 27 = 110212010093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (110212010291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250431 + ... + 532108.
It is an arithmetic number, because the mean of its divisors is an integer number (27553233400).
Almost surely, 2110212010221 is an apocalyptic number.
It is an amenable number.
110212010221 is a deficient number, since it is larger than the sum of its proper divisors (923379).
110212010221 is an equidigital number, since it uses as much as digits as its factorization.
110212010221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 923378.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 110212010221 its reverse (122010212011), we get a palindrome (232222222232).
The spelling of 110212010221 in words is "one hundred ten billion, two hundred twelve million, ten thousand, two hundred twenty-one".
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