Base | Representation |
---|---|
bin | 110010010001100110100110… |
… | …010110001100100110010001 |
3 | 1001222220002201121102100212221 |
4 | 302101212212112030212101 |
5 | 212440144340030431001 |
6 | 2102133241310021041 |
7 | 64400546353161511 |
oct | 6221464626144621 |
9 | 1058802647370787 |
10 | 221112002202001 |
11 | 644a9089957389 |
12 | 20970ba21a7781 |
13 | 964ba06aa3a51 |
14 | 3c85c4137b841 |
15 | 1a8696d42e1a1 |
hex | c919a658c991 |
221112002202001 has 8 divisors (see below), whose sum is σ = 228736721090880. Its totient is φ = 213487294452432.
The previous prime is 221112002201977. The next prime is 221112002202023. The reversal of 221112002202001 is 100202200211122.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 221112002202001 - 25 = 221112002201969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (221112002202701) 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, 68704986 + ... + 71851228.
It is an arithmetic number, because the mean of its divisors is an integer number (28592090136360).
Almost surely, 2221112002202001 is an apocalyptic number.
It is an amenable number.
221112002202001 is a deficient number, since it is larger than the sum of its proper divisors (7624718888879).
221112002202001 is a wasteful number, since it uses less digits than its factorization.
221112002202001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5569655.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 221112002202001 its reverse (100202200211122), we get a palindrome (321314202413123).
The spelling of 221112002202001 in words is "two hundred twenty-one trillion, one hundred twelve billion, two million, two hundred two thousand, one".
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