Base | Representation |
---|---|
bin | 1001001001101000001001… |
… | …10010110100000100110000 |
3 | 2122020122101221010222110121 |
4 | 10210310010302310010300 |
5 | 10114134330031223440 |
6 | 110443530432540024 |
7 | 4144523654505325 |
oct | 444640462640460 |
9 | 78218357128417 |
10 | 20122002211120 |
11 | 6458769739a97 |
12 | 230b9419b1614 |
13 | b2c65c23a9c4 |
14 | 4d7ca5476b4c |
15 | 24d6459d934a |
hex | 124d04cb4130 |
20122002211120 has 60 divisors (see below), whose sum is σ = 48341487754800. Its totient is φ = 7789162116480.
The previous prime is 20122002211111. The next prime is 20122002211121. The reversal of 20122002211120 is 2111220022102.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 20122002211094 and 20122002211103.
It is not an unprimeable number, because it can be changed into a prime (20122002211121) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130789420 + ... + 130943179.
It is an arithmetic number, because the mean of its divisors is an integer number (805691462580).
Almost surely, 220122002211120 is an apocalyptic number.
20122002211120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20122002211120 is an abundant number, since it is smaller than the sum of its proper divisors (28219485543680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122002211120 is a wasteful number, since it uses less digits than its factorization.
20122002211120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 261732674 (or 261732637 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 20122002211120 its reverse (2111220022102), we get a palindrome (22233222233222).
The spelling of 20122002211120 in words is "twenty trillion, one hundred twenty-two billion, two million, two hundred eleven thousand, one hundred twenty".
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