Base | Representation |
---|---|
bin | 11011101111100000100010… |
… | …101001010110111100110100 |
3 | 121000000020022220201111000000 |
4 | 123233200202221112330310 |
5 | 111443021100111241040 |
6 | 1111255313345151300 |
7 | 34462035255620430 |
oct | 3357404251267464 |
9 | 530006286644000 |
10 | 122012012212020 |
11 | 35971005057747 |
12 | 118268b402b530 |
13 | 53108b65101b8 |
14 | 221b5acdd99c0 |
15 | e18c2beb7130 |
hex | 6ef822a56f34 |
122012012212020 has 168 divisors, whose sum is σ = 439042401512064. Its totient is φ = 27888459910848.
The previous prime is 122012012212007. The next prime is 122012012212063. The reversal of 122012012212020 is 20212210210221.
It is a happy number.
122012012212020 is a `hidden beast` number, since 1 + 2 + 201 + 201 + 221 + 20 + 20 = 666.
It is a super-2 number, since 2×1220120122120202 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 122012012211984 and 122012012212002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 597644424 + ... + 597848543.
It is an arithmetic number, because the mean of its divisors is an integer number (2613347628048).
Almost surely, 2122012012212020 is an apocalyptic number.
122012012212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122012012212020 is an abundant number, since it is smaller than the sum of its proper divisors (317030389300044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122012012212020 is a wasteful number, since it uses less digits than its factorization.
122012012212020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1195493001 (or 1195492984 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 122012012212020 its reverse (20212210210221), we get a palindrome (142224222422241).
The spelling of 122012012212020 in words is "one hundred twenty-two trillion, twelve billion, twelve million, two hundred twelve thousand, twenty".
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