Base | Representation |
---|---|
bin | 1011000001100110110000… |
… | …0001101110011100011100 |
3 | 1120220212112122221110221020 |
4 | 2300121230001232130130 |
5 | 3042102241241213040 |
6 | 41440511052404140 |
7 | 2360541444514065 |
oct | 260315401563434 |
9 | 46825478843836 |
10 | 12122210101020 |
11 | 3954000638598 |
12 | 1439447776650 |
13 | 69c172734126 |
14 | 2dca0a67156c |
15 | 1604d6e3acd0 |
hex | b066c06e71c |
12122210101020 has 48 divisors (see below), whose sum is σ = 33942353786880. Its totient is φ = 3232573598016.
The previous prime is 12122210100971. The next prime is 12122210101039. The reversal of 12122210101020 is 2010101222121.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17119161 + ... + 17813199.
It is an arithmetic number, because the mean of its divisors is an integer number (707132370560).
Almost surely, 212122210101020 is an apocalyptic number.
12122210101020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12122210101020 is an abundant number, since it is smaller than the sum of its proper divisors (21820143685860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12122210101020 is a wasteful number, since it uses less digits than its factorization.
12122210101020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 985154 (or 985152 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 12122210101020 its reverse (2010101222121), we get a palindrome (14132311323141).
The spelling of 12122210101020 in words is "twelve trillion, one hundred twenty-two billion, two hundred ten million, one hundred one thousand, twenty".
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