Base | Representation |
---|---|
bin | 10001011111101001111… |
… | …101001100110001010001 |
3 | 11020221010211221002221010 |
4 | 101133221331030301101 |
5 | 124144122034310001 |
6 | 2320143120321133 |
7 | 152600104655604 |
oct | 21375175146121 |
9 | 4227124832833 |
10 | 1202221010001 |
11 | 42394a466850 |
12 | 174bb94731a9 |
13 | 894a47943cb |
14 | 4228b4b433b |
15 | 21414ba78d6 |
hex | 117e9f4cc51 |
1202221010001 has 8 divisors (see below), whose sum is σ = 1748685105504. Its totient is φ = 728618793920.
The previous prime is 1202221009991. The next prime is 1202221010027. The reversal of 1202221010001 is 1000101222021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1202221010001 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1202221010401) 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, 18215469816 + ... + 18215469881.
It is an arithmetic number, because the mean of its divisors is an integer number (218585638188).
Almost surely, 21202221010001 is an apocalyptic number.
1202221010001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1202221010001 is a deficient number, since it is larger than the sum of its proper divisors (546464095503).
1202221010001 is a wasteful number, since it uses less digits than its factorization.
1202221010001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36430939711.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 1202221010001 its reverse (1000101222021), we get a palindrome (2202322232022).
The spelling of 1202221010001 in words is "one trillion, two hundred two billion, two hundred twenty-one million, ten thousand, one".
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