Base | Representation |
---|---|
bin | 10001110010010001100… |
… | …100101000111001101110 |
3 | 11022211202010102002111102 |
4 | 101302101210220321232 |
5 | 130011043012404402 |
6 | 2333251002323102 |
7 | 154205402125124 |
oct | 21622144507156 |
9 | 4284663362442 |
10 | 1222213013102 |
11 | 431379423664 |
12 | 178a587b9492 |
13 | 8b33c5cc143 |
14 | 432266b7914 |
15 | 21bd4d94102 |
hex | 11c91928e6e |
1222213013102 has 8 divisors (see below), whose sum is σ = 1838759637936. Its totient is φ = 609293133792.
The previous prime is 1222213013093. The next prime is 1222213013173. The reversal of 1222213013102 is 2013103122221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
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, 906685538 + ... + 906686885.
It is an arithmetic number, because the mean of its divisors is an integer number (229844954742).
Almost surely, 21222213013102 is an apocalyptic number.
1222213013102 is a deficient number, since it is larger than the sum of its proper divisors (616546624834).
1222213013102 is a wasteful number, since it uses less digits than its factorization.
1222213013102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1813372762.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 1222213013102 its reverse (2013103122221), we get a palindrome (3235316135323).
The spelling of 1222213013102 in words is "one trillion, two hundred twenty-two billion, two hundred thirteen million, thirteen thousand, one hundred two".
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