Base | Representation |
---|---|
bin | 11101101100011111110… |
… | …00000111100110001110 |
3 | 10121112121221011101011200 |
4 | 32312033320013212032 |
5 | 113204104200232342 |
6 | 2100421250130330 |
7 | 133500336162012 |
oct | 16661770074616 |
9 | 3545557141150 |
10 | 1020321102222 |
11 | 363796731854 |
12 | 1458b35809a6 |
13 | 752a634c296 |
14 | 37553236542 |
15 | 1b81a7ad94c |
hex | ed8fe0798e |
1020321102222 has 96 divisors (see below), whose sum is σ = 2462635060704. Its totient is φ = 303852902400.
The previous prime is 1020321102221. The next prime is 1020321102223. The reversal of 1020321102222 is 2222011230201.
1020321102222 is a `hidden beast` number, since 1 + 0 + 20 + 321 + 102 + 222 = 666.
It is an interprime number because it is at equal distance from previous prime (1020321102221) and next prime (1020321102223).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1020321102195 and 1020321102204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020321102221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 634804 + ... + 1563207.
It is an arithmetic number, because the mean of its divisors is an integer number (25652448549).
Almost surely, 21020321102222 is an apocalyptic number.
1020321102222 is an abundant number, since it is smaller than the sum of its proper divisors (1442313958482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020321102222 is a wasteful number, since it uses less digits than its factorization.
1020321102222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2198114 (or 2198111 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 1020321102222 its reverse (2222011230201), we get a palindrome (3242332332423).
The spelling of 1020321102222 in words is "one trillion, twenty billion, three hundred twenty-one million, one hundred two thousand, two hundred twenty-two".
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