Base | Representation |
---|---|
bin | 110111111110100100… |
… | …1011010101011010000 |
3 | 102111021201121202111212 |
4 | 1233331021122223100 |
5 | 3432143033034300 |
6 | 131120235355252 |
7 | 11453642343440 |
oct | 1577511325320 |
9 | 374251552455 |
10 | 120211221200 |
11 | 46a881117a4 |
12 | 1b36a5b2b28 |
13 | b449ba0025 |
14 | 5b6540a120 |
15 | 31d87c9935 |
hex | 1bfd25aad0 |
120211221200 has 60 divisors (see below), whose sum is σ = 330065675040. Its totient is φ = 41215274880.
The previous prime is 120211221187. The next prime is 120211221233. The reversal of 120211221200 is 2122112021.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21463490 + ... + 21469089.
It is an arithmetic number, because the mean of its divisors is an integer number (5501094584).
Almost surely, 2120211221200 is an apocalyptic number.
120211221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120211221200 is an abundant number, since it is smaller than the sum of its proper divisors (209854453840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120211221200 is a wasteful number, since it uses less digits than its factorization.
120211221200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42932604 (or 42932593 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 120211221200 its reverse (2122112021), we get a palindrome (122333333221).
The spelling of 120211221200 in words is "one hundred twenty billion, two hundred eleven million, two hundred twenty-one thousand, two hundred".
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