Base | Representation |
---|---|
bin | 10001110010001011011… |
… | …100100001011011000100 |
3 | 11022211110221222202122022 |
4 | 101302023130201123010 |
5 | 130010340204101040 |
6 | 2333232451222312 |
7 | 154203013326512 |
oct | 21621334413304 |
9 | 4284427882568 |
10 | 1222110222020 |
11 | 4313263a6156 |
12 | 178a2a2a7998 |
13 | 8b32421c10c |
14 | 43216b9b4b2 |
15 | 21bcad3c6b5 |
hex | 11c8b7216c4 |
1222110222020 has 96 divisors (see below), whose sum is σ = 2604536363520. Its totient is φ = 481642698240.
The previous prime is 1222110222001. The next prime is 1222110222041. The reversal of 1222110222020 is 202220112221.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 1222110222020.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 391826021 + ... + 391829139.
It is an arithmetic number, because the mean of its divisors is an integer number (27130587120).
Almost surely, 21222110222020 is an apocalyptic number.
1222110222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1222110222020 is an abundant number, since it is smaller than the sum of its proper divisors (1382426141500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1222110222020 is a wasteful number, since it uses less digits than its factorization.
1222110222020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4173 (or 4171 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 1222110222020 its reverse (202220112221), we get a palindrome (1424330334241).
The spelling of 1222110222020 in words is "one trillion, two hundred twenty-two billion, one hundred ten million, two hundred twenty-two thousand, twenty".
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