Base | Representation |
---|---|
bin | 11011110001000111001010… |
… | …111100101000101101110010 |
3 | 121000101202202210100011012100 |
4 | 123301013022330220231302 |
5 | 112001322241231121320 |
6 | 1111422100242441230 |
7 | 34503016131546231 |
oct | 3361071274505562 |
9 | 530352683304170 |
10 | 122122210020210 |
11 | 35a03813922aa4 |
12 | 11844129063216 |
13 | 531b0c89a786a |
14 | 2222a64590b18 |
15 | e1ba2b634790 |
hex | 6f11caf28b72 |
122122210020210 has 48 divisors (see below), whose sum is σ = 317648789849664. Its totient is φ = 32552482282656.
The previous prime is 122122210020191. The next prime is 122122210020323. The reversal of 122122210020210 is 12020012221221.
It is a happy number.
122122210020210 is a `hidden beast` number, since 1 + 2 + 212 + 221 + 0 + 0 + 20 + 210 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 279788832 + ... + 280224971.
It is an arithmetic number, because the mean of its divisors is an integer number (6617683121868).
Almost surely, 2122122210020210 is an apocalyptic number.
122122210020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122122210020210 is an abundant number, since it is smaller than the sum of its proper divisors (195526579829454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122122210020210 is a wasteful number, since it uses less digits than its factorization.
122122210020210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 560016239 (or 560016236 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 122122210020210 its reverse (12020012221221), we get a palindrome (134142222241431).
The spelling of 122122210020210 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, two hundred ten million, twenty thousand, two hundred ten".
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