Base | Representation |
---|---|
bin | 11011010010100010011101… |
… | …101101001111001111000110 |
3 | 120201221220201121220100022100 |
4 | 123102202131231033033012 |
5 | 111212411420233014342 |
6 | 1103132552243412530 |
7 | 34165150343212260 |
oct | 3322423555171706 |
9 | 521856647810270 |
10 | 120021212001222 |
11 | 3527378a256734 |
12 | 11564ab9084146 |
13 | 51c7c4ac3b49c |
14 | 218d0b42cab30 |
15 | dd20619cce4c |
hex | 6d289db4f3c6 |
120021212001222 has 96 divisors (see below), whose sum is σ = 298171774218240. Its totient is φ = 34179267487680.
The previous prime is 120021212001217. The next prime is 120021212001253. The reversal of 120021212001222 is 222100212120021.
It is a happy number.
120021212001222 is a `hidden beast` number, since 1 + 200 + 21 + 21 + 200 + 1 + 222 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 120021212001195 and 120021212001204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55360368 + ... + 57487500.
It is an arithmetic number, because the mean of its divisors is an integer number (3105955981440).
Almost surely, 2120021212001222 is an apocalyptic number.
120021212001222 is an abundant number, since it is smaller than the sum of its proper divisors (178150562217018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120021212001222 is a wasteful number, since it uses less digits than its factorization.
120021212001222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2128618 (or 2128615 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 120021212001222 its reverse (222100212120021), we get a palindrome (342121424121243).
The spelling of 120021212001222 in words is "one hundred twenty trillion, twenty-one billion, two hundred twelve million, one thousand, two hundred twenty-two".
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