Base | Representation |
---|---|
bin | 11011101111101000001011… |
… | …110111101000010111101100 |
3 | 121000001000111221010220220022 |
4 | 123233220023313220113230 |
5 | 111443134402310341022 |
6 | 1111303152030541312 |
7 | 34462445542022450 |
oct | 3357501367502754 |
9 | 530030457126808 |
10 | 122020220012012 |
11 | 35974537155323 |
12 | 11828404967838 |
13 | 53115c3b0b99a |
14 | 221bb4b116660 |
15 | e1905c85cc42 |
hex | 6efa0bde85ec |
122020220012012 has 48 divisors (see below), whose sum is σ = 254884305940992. Its totient is φ = 49974862523520.
The previous prime is 122020220011999. The next prime is 122020220012077. The reversal of 122020220012012 is 210210022020221.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86131673 + ... + 87536880.
It is an arithmetic number, because the mean of its divisors is an integer number (5310089707104).
Almost surely, 2122020220012012 is an apocalyptic number.
It is an amenable number.
122020220012012 is an abundant number, since it is smaller than the sum of its proper divisors (132864085928980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122020220012012 is a wasteful number, since it uses less digits than its factorization.
122020220012012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173669678 (or 173669676 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 122020220012012 its reverse (210210022020221), we get a palindrome (332230242032233).
The spelling of 122020220012012 in words is "one hundred twenty-two trillion, twenty billion, two hundred twenty million, twelve thousand, twelve".
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