Base | Representation |
---|---|
bin | 10001110010010000111… |
… | …010101101000010100001 |
3 | 11022211201100201120210112 |
4 | 101302100322231002201 |
5 | 130011032204120001 |
6 | 2333245530541105 |
7 | 154205206521224 |
oct | 21622072550241 |
9 | 4284640646715 |
10 | 1222202020001 |
11 | 4313731a5356 |
12 | 178a54b97795 |
13 | 8b33a250551 |
14 | 432250555bb |
15 | 21bd3e21cbb |
hex | 11c90ead0a1 |
1222202020001 has 8 divisors (see below), whose sum is σ = 1222583316864. Its totient is φ = 1221820796160.
The previous prime is 1222202019967. The next prime is 1222202020027. The reversal of 1222202020001 is 1000202022221.
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 1222202020001 - 210 = 1222202018977 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1222202020051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57334721 + ... + 57356033.
It is an arithmetic number, because the mean of its divisors is an integer number (152822914608).
Almost surely, 21222202020001 is an apocalyptic number.
It is an amenable number.
1222202020001 is a deficient number, since it is larger than the sum of its proper divisors (381296863).
1222202020001 is an equidigital number, since it uses as much as digits as its factorization.
1222202020001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36511.
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 1222202020001 its reverse (1000202022221), we get a palindrome (2222404042222).
The spelling of 1222202020001 in words is "one trillion, two hundred twenty-two billion, two hundred two million, twenty thousand, one".
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