Base | Representation |
---|---|
bin | 11011101111101000000101… |
… | …111110010100011011000100 |
3 | 121000001000021001000202220021 |
4 | 123233220011332110123010 |
5 | 111443134202000231040 |
6 | 1111303134134544524 |
7 | 34462443231220231 |
oct | 3357500576243304 |
9 | 530030231022807 |
10 | 122020121102020 |
11 | 35974496338829 |
12 | 11828397808144 |
13 | 53115a948a36b |
14 | 221bb3bd2a788 |
15 | e19053d2124a |
hex | 6efa05f946c4 |
122020121102020 has 24 divisors (see below), whose sum is σ = 256243220279424. Its totient is φ = 48807864447456.
The previous prime is 122020121102017. The next prime is 122020121102027. The reversal of 122020121102020 is 20201121020221.
It is a happy number.
It is a super-3 number, since 3×1220201211020203 (a number of 43 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 122020121101985 and 122020121102003.
It is not an unprimeable number, because it can be changed into a prime (122020121102027) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5997324 + ... + 16733443.
It is an arithmetic number, because the mean of its divisors is an integer number (10676800844976).
Almost surely, 2122020121102020 is an apocalyptic number.
122020121102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122020121102020 is an abundant number, since it is smaller than the sum of its proper divisors (134223099177404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122020121102020 is a wasteful number, since it uses less digits than its factorization.
122020121102020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22999179 (or 22999177 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 122020121102020 its reverse (20201121020221), we get a palindrome (142221242122241).
The spelling of 122020121102020 in words is "one hundred twenty-two trillion, twenty billion, one hundred twenty-one million, one hundred two thousand, twenty".
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