Base | Representation |
---|---|
bin | 10001100111000110110… |
… | …111011001011101000010 |
3 | 11021200210110121202011202 |
4 | 101213012313121131002 |
5 | 124312013342033442 |
6 | 2323545102141202 |
7 | 153302302101665 |
oct | 21470667313502 |
9 | 4250713552152 |
10 | 1210222221122 |
11 | 427285991122 |
12 | 176670b81802 |
13 | 8a17b33c865 |
14 | 42809db56dc |
15 | 21732341c32 |
hex | 119c6dd9742 |
1210222221122 has 8 divisors (see below), whose sum is σ = 1815438007872. Its totient is φ = 605076218500.
The previous prime is 1210222221077. The next prime is 1210222221127. The reversal of 1210222221122 is 2211222220121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1210222221094 and 1210222221103.
It is not an unprimeable number, because it can be changed into a prime (1210222221127) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17402654 + ... + 17472057.
It is an arithmetic number, because the mean of its divisors is an integer number (226929750984).
Almost surely, 21210222221122 is an apocalyptic number.
1210222221122 is a deficient number, since it is larger than the sum of its proper divisors (605215786750).
1210222221122 is a wasteful number, since it uses less digits than its factorization.
1210222221122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34892064.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 1210222221122 its reverse (2211222220121), we get a palindrome (3421444441243).
The spelling of 1210222221122 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred twenty-two".
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