Base | Representation |
---|---|
bin | 10001100111110110011… |
… | …110111101001001111010 |
3 | 11021202212010220000120121 |
4 | 101213312132331021322 |
5 | 124320132401320442 |
6 | 2324200241243454 |
7 | 153331142451412 |
oct | 21476636751172 |
9 | 4252763800517 |
10 | 1211021120122 |
11 | 42765593a830 |
12 | 17685463358a |
13 | 8a2779c8568 |
14 | 42884135642 |
15 | 2177c54c967 |
hex | 119f67bd27a |
1211021120122 has 32 divisors (see below), whose sum is σ = 1992970137600. Its totient is φ = 547326183600.
The previous prime is 1211021120069. The next prime is 1211021120147. The reversal of 1211021120122 is 2210211201121.
It is a junction number, because it is equal to n+sod(n) for n = 1211021120096 and 1211021120105.
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, 62443047 + ... + 62462437.
It is an arithmetic number, because the mean of its divisors is an integer number (62280316800).
Almost surely, 21211021120122 is an apocalyptic number.
1211021120122 is a deficient number, since it is larger than the sum of its proper divisors (781949017478).
1211021120122 is a wasteful number, since it uses less digits than its factorization.
1211021120122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35442.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 1211021120122 its reverse (2210211201121), we get a palindrome (3421232321243).
The spelling of 1211021120122 in words is "one trillion, two hundred eleven billion, twenty-one million, one hundred twenty thousand, one hundred twenty-two".
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