Base | Representation |
---|---|
bin | 111000011100010110… |
… | …0100111001000111001 |
3 | 102120212100120101010201 |
4 | 1300320230213020321 |
5 | 3441214314144113 |
6 | 131403325242201 |
7 | 11520463401451 |
oct | 1607054471071 |
9 | 376770511121 |
10 | 121210303033 |
11 | 47450068766 |
12 | 1b5a9103361 |
13 | b578b78301 |
14 | 5c1bd98d61 |
15 | 3246378cdd |
hex | 1c38b27239 |
121210303033 has 4 divisors (see below), whose sum is σ = 121953924688. Its totient is φ = 120466681380.
The previous prime is 121210303031. The next prime is 121210303063. The reversal of 121210303033 is 330303012121.
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.
It is a cyclic number.
It is not a de Polignac number, because 121210303033 - 21 = 121210303031 is a prime.
It is a super-2 number, since 2×1212103030332 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 121210303033.
It is not an unprimeable number, because it can be changed into a prime (121210303031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371810583 + ... + 371810908.
It is an arithmetic number, because the mean of its divisors is an integer number (30488481172).
Almost surely, 2121210303033 is an apocalyptic number.
It is an amenable number.
121210303033 is a deficient number, since it is larger than the sum of its proper divisors (743621655).
121210303033 is an equidigital number, since it uses as much as digits as its factorization.
121210303033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 743621654.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 121210303033 its reverse (330303012121), we get a palindrome (451513315154).
The spelling of 121210303033 in words is "one hundred twenty-one billion, two hundred ten million, three hundred three thousand, thirty-three".
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