Base | Representation |
---|---|
bin | 110111111000010101… |
… | …1011000101001110001 |
3 | 102110202010222100011101 |
4 | 1233300223120221301 |
5 | 3431231004201001 |
6 | 131043403444401 |
7 | 11445522233311 |
oct | 1576053305161 |
9 | 373663870141 |
10 | 120002022001 |
11 | 469900162a4 |
12 | 1b310526701 |
13 | b415744814 |
14 | 5b45711441 |
15 | 31c5254a01 |
hex | 1bf0ad8a71 |
120002022001 has 2 divisors, whose sum is σ = 120002022002. Its totient is φ = 120002022000.
The previous prime is 120002021987. The next prime is 120002022053. The reversal of 120002022001 is 100220200021.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 78091743601 + 41910278400 = 279449^2 + 204720^2 .
It is an emirp because it is prime and its reverse (100220200021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 120002022001 - 225 = 119968467569 is a prime.
It is a zygodrome in base 7.
It is not a weakly prime, because it can be changed into another prime (120002028001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60001011000 + 60001011001.
It is an arithmetic number, because the mean of its divisors is an integer number (60001011001).
Almost surely, 2120002022001 is an apocalyptic number.
It is an amenable number.
120002022001 is a deficient number, since it is larger than the sum of its proper divisors (1).
120002022001 is an equidigital number, since it uses as much as digits as its factorization.
120002022001 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 120002022001 its reverse (100220200021), we get a palindrome (220222222022).
The spelling of 120002022001 in words is "one hundred twenty billion, two million, twenty-two thousand, one".
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