Base | Representation |
---|---|
bin | 10001101000111000110… |
… | …000110101001010001111 |
3 | 11021212201122021120020212 |
4 | 101220320300311022033 |
5 | 124324422033232343 |
6 | 2324502443033035 |
7 | 153400534240631 |
oct | 21507060651217 |
9 | 4255648246225 |
10 | 1212133102223 |
11 | 4280765993aa |
12 | 176b04b0b77b |
13 | 8a3c41b3034 |
14 | 4294bab2a51 |
15 | 217e4e9dc18 |
hex | 11a38c3528f |
1212133102223 has 8 divisors (see below), whose sum is σ = 1235040252336. Its totient is φ = 1189227312000.
The previous prime is 1212133102189. The next prime is 1212133102261. The reversal of 1212133102223 is 3222013312121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1212133102223 - 28 = 1212133101967 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 (1212133105223) 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 7 ways as a sum of consecutive naturals, for example, 1558823 + ... + 2203223.
It is an arithmetic number, because the mean of its divisors is an integer number (154380031542).
Almost surely, 21212133102223 is an apocalyptic number.
1212133102223 is a deficient number, since it is larger than the sum of its proper divisors (22907150113).
1212133102223 is an equidigital number, since it uses as much as digits as its factorization.
1212133102223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 679945.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 1212133102223 its reverse (3222013312121), we get a palindrome (4434146414344).
The spelling of 1212133102223 in words is "one trillion, two hundred twelve billion, one hundred thirty-three million, one hundred two thousand, two hundred twenty-three".
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