Base | Representation |
---|---|
bin | 111000011001000110… |
… | …0100000010110000100 |
3 | 102120120202022112212121 |
4 | 1300302030200112010 |
5 | 3441003403121200 |
6 | 131344431255324 |
7 | 11515000261651 |
oct | 1606214402604 |
9 | 376522275777 |
10 | 121101223300 |
11 | 473a4535522 |
12 | 1b57867a544 |
13 | b55c3a5aa5 |
14 | 5c0b6c2c28 |
15 | 323b9cde1a |
hex | 1c32320584 |
121101223300 has 18 divisors (see below), whose sum is σ = 262789654778. Its totient is φ = 48440489280.
The previous prime is 121101223277. The next prime is 121101223303. The reversal of 121101223300 is 3322101121.
It can be written as a sum of positive squares in 3 ways, for example, as 343583296 + 120757640004 = 18536^2 + 347502^2 .
It is not an unprimeable number, because it can be changed into a prime (121101223303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 605506017 + ... + 605506216.
Almost surely, 2121101223300 is an apocalyptic number.
121101223300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121101223300 is an abundant number, since it is smaller than the sum of its proper divisors (141688431478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121101223300 is a wasteful number, since it uses less digits than its factorization.
121101223300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1211012247 (or 1211012240 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 121101223300 its reverse (3322101121), we get a palindrome (124423324421).
The spelling of 121101223300 in words is "one hundred twenty-one billion, one hundred one million, two hundred twenty-three thousand, three hundred".
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