Base | Representation |
---|---|
bin | 110111111110111001… |
… | …0100111011001100110 |
3 | 102111022110221110100200 |
4 | 1233331302213121212 |
5 | 3432203314134342 |
6 | 131121303051330 |
7 | 11454133214412 |
oct | 1577562473146 |
9 | 374273843320 |
10 | 120222021222 |
11 | 46a93218a36 |
12 | 1b372140b46 |
13 | b44c1b1a84 |
14 | 5b66a1bd42 |
15 | 31d970e94c |
hex | 1bfdca7666 |
120222021222 has 48 divisors (see below), whose sum is σ = 262013584560. Its totient is φ = 39838392000.
The previous prime is 120222021193. The next prime is 120222021253. The reversal of 120222021222 is 222120222021.
120222021222 is a `hidden beast` number, since 1 + 202 + 220 + 21 + 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 = 120222021195 and 120222021204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13193604 + ... + 13202712.
It is an arithmetic number, because the mean of its divisors is an integer number (5458616345).
Almost surely, 2120222021222 is an apocalyptic number.
120222021222 is an abundant number, since it is smaller than the sum of its proper divisors (141791563338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120222021222 is a wasteful number, since it uses less digits than its factorization.
120222021222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13349 (or 13346 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 120222021222 its reverse (222120222021), we get a palindrome (342342243243).
The spelling of 120222021222 in words is "one hundred twenty billion, two hundred twenty-two million, twenty-one thousand, two hundred twenty-two".
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