Base | Representation |
---|---|
bin | 10001100111000110010… |
… | …000011111011101101000 |
3 | 11021200202202102120202221 |
4 | 101213012100133131220 |
5 | 124312003234201440 |
6 | 2323544055403424 |
7 | 153302116313203 |
oct | 21470620373550 |
9 | 4250682376687 |
10 | 1210212022120 |
11 | 4272801554a2 |
12 | 176669683574 |
13 | 8a1791ab54a |
14 | 428088bc93a |
15 | 217314c9d4a |
hex | 119c641f768 |
1210212022120 has 64 divisors (see below), whose sum is σ = 2781258612480. Its totient is φ = 473726205696.
The previous prime is 1210212022093. The next prime is 1210212022169. The reversal of 1210212022120 is 212202120121.
It is a happy number.
It is a super-2 number, since 2×12102120221202 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1210212022094 and 1210212022103.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17010462 + ... + 17081458.
It is an arithmetic number, because the mean of its divisors is an integer number (43457165820).
Almost surely, 21210212022120 is an apocalyptic number.
1210212022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1210212022120 is an abundant number, since it is smaller than the sum of its proper divisors (1571046590360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210212022120 is a wasteful number, since it uses less digits than its factorization.
1210212022120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80122 (or 80118 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 1210212022120 its reverse (212202120121), we get a palindrome (1422414142241).
The spelling of 1210212022120 in words is "one trillion, two hundred ten billion, two hundred twelve million, twenty-two thousand, one hundred twenty".
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