Base | Representation |
---|---|
bin | 11101011101100111010… |
… | …00101100001111110101 |
3 | 10120210000002120101001202 |
4 | 32232303220230033311 |
5 | 113041223230300341 |
6 | 2053020344502245 |
7 | 133065336254204 |
oct | 16566350541765 |
9 | 3523002511052 |
10 | 1012331103221 |
11 | 360366575299 |
12 | 14424377a985 |
13 | 74601bcb319 |
14 | 36dd601323b |
15 | 1b4ee0db79b |
hex | ebb3a2c3f5 |
1012331103221 has 4 divisors (see below), whose sum is σ = 1033870062912. Its totient is φ = 990792143532.
The previous prime is 1012331103211. The next prime is 1012331103227. The reversal of 1012331103221 is 1223011332101.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1012331103221 - 234 = 995151234037 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1012331103193 and 1012331103202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1012331103227) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10769479775 + ... + 10769479868.
It is an arithmetic number, because the mean of its divisors is an integer number (258467515728).
Almost surely, 21012331103221 is an apocalyptic number.
It is an amenable number.
1012331103221 is a deficient number, since it is larger than the sum of its proper divisors (21538959691).
1012331103221 is an equidigital number, since it uses as much as digits as its factorization.
1012331103221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21538959690.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 1012331103221 its reverse (1223011332101), we get a palindrome (2235342435322).
The spelling of 1012331103221 in words is "one trillion, twelve billion, three hundred thirty-one million, one hundred three thousand, two hundred twenty-one".
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