Base | Representation |
---|---|
bin | 111000011001101010… |
… | …1011010000110001100 |
3 | 102120122002021111010110 |
4 | 1300303111122012030 |
5 | 3441023301143340 |
6 | 131350353040020 |
7 | 11515321565634 |
oct | 1606325320614 |
9 | 376562244113 |
10 | 121120334220 |
11 | 474042a8876 |
12 | 1b582b56010 |
13 | b563337622 |
14 | 5c100596c4 |
15 | 323d506680 |
hex | 1c3355a18c |
121120334220 has 96 divisors (see below), whose sum is σ = 341135746560. Its totient is φ = 32108751360.
The previous prime is 121120334219. The next prime is 121120334297. The reversal of 121120334220 is 22433021121.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 12059961 + ... + 12069999.
It is an arithmetic number, because the mean of its divisors is an integer number (3553497360).
Almost surely, 2121120334220 is an apocalyptic number.
121120334220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121120334220 is an abundant number, since it is smaller than the sum of its proper divisors (220015412340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121120334220 is a wasteful number, since it uses less digits than its factorization.
121120334220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11215 (or 11213 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 121120334220 its reverse (22433021121), we get a palindrome (143553355341).
It can be divided in two parts, 121 and 120334220, that added together give a triangular number (120334341 = T15513).
The spelling of 121120334220 in words is "one hundred twenty-one billion, one hundred twenty million, three hundred thirty-four thousand, two hundred twenty".
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