Base | Representation |
---|---|
bin | 11011110010100100000110… |
… | …111001111101100101010100 |
3 | 121000202022100100011112020220 |
4 | 123302210012321331211110 |
5 | 112004441124022400040 |
6 | 1111540002312354340 |
7 | 34513151050230120 |
oct | 3362440671754524 |
9 | 530668310145226 |
10 | 122222000200020 |
11 | 35a42071879086 |
12 | 1185b5386a59b0 |
13 | 532763cba2236 |
14 | 222780d7d4580 |
15 | e1e41c2252d0 |
hex | 6f2906e7d954 |
122222000200020 has 192 divisors, whose sum is σ = 391728303429120. Its totient is φ = 27892329873408.
The previous prime is 122222000199979. The next prime is 122222000200021. The reversal of 122222000200020 is 20002000222221.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122222000200021) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4133435796 + ... + 4133465364.
It is an arithmetic number, because the mean of its divisors is an integer number (2040251580360).
Almost surely, 2122222000200020 is an apocalyptic number.
122222000200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122222000200020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195864151714560).
122222000200020 is an abundant number, since it is smaller than the sum of its proper divisors (269506303229100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122222000200020 is a wasteful number, since it uses less digits than its factorization.
122222000200020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44802 (or 44800 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 15.
Adding to 122222000200020 its reverse (20002000222221), we get a palindrome (142224000422241).
The spelling of 122222000200020 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, two hundred thousand, twenty".
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