Base | Representation |
---|---|
bin | 111000110111100001… |
… | …1010110010010110100 |
3 | 102200012220112012220010 |
4 | 1301233003112102310 |
5 | 4000101242424022 |
6 | 132034023140220 |
7 | 11552205565443 |
oct | 1615703262264 |
9 | 380186465803 |
10 | 122122233012 |
11 | 478788a91aa |
12 | 1b8025a4670 |
13 | b692a8ab50 |
14 | 5ca713cd5a |
15 | 329b46050c |
hex | 1c6f0d64b4 |
122122233012 has 96 divisors (see below), whose sum is σ = 324697582720. Its totient is φ = 35413770240.
The previous prime is 122122232989. The next prime is 122122233017. The reversal of 122122233012 is 210332221221.
It is a self number, because there is not a number n which added to its sum of digits gives 122122233012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122122233017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 465312 + ... + 678792.
Almost surely, 2122122233012 is an apocalyptic number.
122122233012 is a gapful number since it is divisible by the number (12) 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 122122233012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162348791360).
122122233012 is an abundant number, since it is smaller than the sum of its proper divisors (202575349708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122122233012 is a wasteful number, since it uses less digits than its factorization.
122122233012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 213713 (or 213711 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 122122233012 its reverse (210332221221), we get a palindrome (332454454233).
The spelling of 122122233012 in words is "one hundred twenty-two billion, one hundred twenty-two million, two hundred thirty-three thousand, twelve".
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