Base | Representation |
---|---|
bin | 11101101100001000000… |
… | …01000100011111101110 |
3 | 10121112010001202010221001 |
4 | 32312010001010133232 |
5 | 113203202230402342 |
6 | 2100345421230514 |
7 | 133462401653260 |
oct | 16660401043756 |
9 | 3545101663831 |
10 | 1020122122222 |
11 | 3636a4386175 |
12 | 145858a0243a |
13 | 75274061338 |
14 | 37534a3bb30 |
15 | 1b8080a68b7 |
hex | ed840447ee |
1020122122222 has 32 divisors (see below), whose sum is σ = 1766554163712. Its totient is φ = 432755672544.
The previous prime is 1020122122207. The next prime is 1020122122259. The reversal of 1020122122222 is 2222212210201.
It is a self number, because there is not a number n which added to its sum of digits gives 1020122122222.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 3067633 + ... + 3383875.
It is an arithmetic number, because the mean of its divisors is an integer number (55204817616).
Almost surely, 21020122122222 is an apocalyptic number.
1020122122222 is a deficient number, since it is larger than the sum of its proper divisors (746432041490).
1020122122222 is a wasteful number, since it uses less digits than its factorization.
1020122122222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 318592.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 1020122122222 its reverse (2222212210201), we get a palindrome (3242334332423).
The spelling of 1020122122222 in words is "one trillion, twenty billion, one hundred twenty-two million, one hundred twenty-two thousand, two hundred twenty-two".
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