Base | Representation |
---|---|
bin | 10001110010000101011… |
… | …111000000111100000110 |
3 | 11022211012222210201211021 |
4 | 101302011133000330012 |
5 | 130010134103241402 |
6 | 2333214515501354 |
7 | 154200360263431 |
oct | 21620537007406 |
9 | 4284188721737 |
10 | 1222010212102 |
11 | 4312849a8229 |
12 | 178a008b785a |
13 | 8b3095a3c54 |
14 | 432077a6818 |
15 | 21bc2184d37 |
hex | 11c857c0f06 |
1222010212102 has 4 divisors (see below), whose sum is σ = 1833015318156. Its totient is φ = 611005106050.
The previous prime is 1222010212097. The next prime is 1222010212139. The reversal of 1222010212102 is 2012120102221.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305502553024 + ... + 305502553027.
It is an arithmetic number, because the mean of its divisors is an integer number (458253829539).
Almost surely, 21222010212102 is an apocalyptic number.
1222010212102 is a deficient number, since it is larger than the sum of its proper divisors (611005106054).
1222010212102 is an equidigital number, since it uses as much as digits as its factorization.
1222010212102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 611005106053.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 1222010212102 its reverse (2012120102221), we get a palindrome (3234130314323).
The spelling of 1222010212102 in words is "one trillion, two hundred twenty-two billion, ten million, two hundred twelve thousand, one hundred two".
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