Base | Representation |
---|---|
bin | 11011100001001110001010… |
… | …001000110100110001110000 |
3 | 120212112101002210201101020121 |
4 | 123201032022020310301300 |
5 | 111330424322424044440 |
6 | 1105224301243420024 |
7 | 34331100131215033 |
oct | 3341161210646160 |
9 | 525471083641217 |
10 | 121030201003120 |
11 | 35622690240812 |
12 | 116a8569524614 |
13 | 526c139606356 |
14 | 21c5c704c501a |
15 | ded41749c34a |
hex | 6e138a234c70 |
121030201003120 has 80 divisors (see below), whose sum is σ = 284555376852768. Its totient is φ = 47869307043840.
The previous prime is 121030201003111. The next prime is 121030201003211. The reversal of 121030201003120 is 21300102030121.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 121030201003094 and 121030201003103.
It is a congruent number.
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, 1403935 + ... + 15621505.
Almost surely, 2121030201003120 is an apocalyptic number.
121030201003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 121030201003120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142277688426384).
121030201003120 is an abundant number, since it is smaller than the sum of its proper divisors (163525175849648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121030201003120 is a wasteful number, since it uses less digits than its factorization.
121030201003120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14218778 (or 14218772 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 121030201003120 its reverse (21300102030121), we get a palindrome (142330303033241).
The spelling of 121030201003120 in words is "one hundred twenty-one trillion, thirty billion, two hundred one million, three thousand, one hundred twenty".
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