Base | Representation |
---|---|
bin | 11110110110011011001… |
… | …010111110000011011110 |
3 | 21111200010222211101222100 |
4 | 132312123022332003132 |
5 | 234213301142033042 |
6 | 4301531425425530 |
7 | 306111061356546 |
oct | 36663312760336 |
9 | 7450128741870 |
10 | 2120022221022 |
11 | 748107302992 |
12 | 2a2a5b19b2a6 |
13 | 124bc022ba74 |
14 | 74876b3c326 |
15 | 3a22edc224c |
hex | 1ed9b2be0de |
2120022221022 has 48 divisors (see below), whose sum is σ = 4752115795440. Its totient is φ = 682256916096.
The previous prime is 2120022221021. The next prime is 2120022221039. The reversal of 2120022221022 is 2201222200212.
2120022221022 is a `hidden beast` number, since 212 + 0 + 0 + 222 + 210 + 22 = 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 = 2120022220986 and 2120022221004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120022221021) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7499653 + ... + 7777199.
It is an arithmetic number, because the mean of its divisors is an integer number (99002412405).
Almost surely, 22120022221022 is an apocalyptic number.
2120022221022 is an abundant number, since it is smaller than the sum of its proper divisors (2632093574418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2120022221022 is a wasteful number, since it uses less digits than its factorization.
2120022221022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 292217 (or 292214 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 2120022221022 its reverse (2201222200212), we get a palindrome (4321244421234).
The spelling of 2120022221022 in words is "two trillion, one hundred twenty billion, twenty-two million, two hundred twenty-one thousand, twenty-two".
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