Base | Representation |
---|---|
bin | 111000010110101111… |
… | …0010101101001101010 |
3 | 102120101020021012102010 |
4 | 1300231132111221222 |
5 | 3440323113341020 |
6 | 131332521420350 |
7 | 11513016062154 |
oct | 1605536255152 |
9 | 376336235363 |
10 | 121022012010 |
11 | 47363852949 |
12 | 1b55603a6b6 |
13 | b548b606c3 |
14 | 5c00d83ad4 |
15 | 3234a83de0 |
hex | 1c2d795a6a |
121022012010 has 32 divisors (see below), whose sum is σ = 295214355072. Its totient is φ = 31743478080.
The previous prime is 121022012003. The next prime is 121022012021. The reversal of 121022012010 is 10210220121.
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, 33064294 + ... + 33067953.
It is an arithmetic number, because the mean of its divisors is an integer number (9225448596).
Almost surely, 2121022012010 is an apocalyptic number.
121022012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121022012010 is an abundant number, since it is smaller than the sum of its proper divisors (174192343062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121022012010 is a wasteful number, since it uses less digits than its factorization.
121022012010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66132318.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 121022012010 its reverse (10210220121), we get a palindrome (131232232131).
The spelling of 121022012010 in words is "one hundred twenty-one billion, twenty-two million, twelve thousand, ten".
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