Base | Representation |
---|---|
bin | 111000110111011111… |
… | …1000100100111000010 |
3 | 102200012211102021011020 |
4 | 1301232333010213002 |
5 | 4000101001041002 |
6 | 132033543130310 |
7 | 11552163216261 |
oct | 1615677044702 |
9 | 380184367136 |
10 | 122121112002 |
11 | 47878202a4a |
12 | 1b802143996 |
13 | b692787826 |
14 | 5ca6d2a5d8 |
15 | 329b2dd2bc |
hex | 1c6efc49c2 |
122121112002 has 32 divisors (see below), whose sum is σ = 247791519360. Its totient is φ = 40115994240.
The previous prime is 122121111997. The next prime is 122121112037. The reversal of 122121112002 is 200211121221.
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, 921558 + ... + 1045710.
It is an arithmetic number, because the mean of its divisors is an integer number (7743484980).
Almost surely, 2122121112002 is an apocalyptic number.
122121112002 is an abundant number, since it is smaller than the sum of its proper divisors (125670407358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122121112002 is a wasteful number, since it uses less digits than its factorization.
122121112002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 126538.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 122121112002 its reverse (200211121221), we get a palindrome (322332233223).
The spelling of 122121112002 in words is "one hundred twenty-two billion, one hundred twenty-one million, one hundred twelve thousand, two".
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