Base | Representation |
---|---|
bin | 11110100100111001010… |
… | …110100011000110101011 |
3 | 21102212120022210111021211 |
4 | 132210321112203012223 |
5 | 233411230003020021 |
6 | 4245140054213551 |
7 | 304543503452515 |
oct | 36447126430653 |
9 | 7385508714254 |
10 | 2101201220011 |
11 | 7401293462a3 |
12 | 29b2880542b7 |
13 | 1231b0ba468a |
14 | 739ad27abb5 |
15 | 399cc8e43e1 |
hex | 1e9395a31ab |
2101201220011 has 8 divisors (see below), whose sum is σ = 2103981158448. Its totient is φ = 2098421820000.
The previous prime is 2101201219981. The next prime is 2101201220033. The reversal of 2101201220011 is 1100221021012.
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 2101201220011 - 29 = 2101201219499 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2101201219973 and 2101201220000.
It is not an unprimeable number, because it can be changed into a prime (2101201220611) 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, 7999476 + ... + 8257966.
It is an arithmetic number, because the mean of its divisors is an integer number (262997644806).
Almost surely, 22101201220011 is an apocalyptic number.
2101201220011 is a deficient number, since it is larger than the sum of its proper divisors (2779938437).
2101201220011 is an equidigital number, since it uses as much as digits as its factorization.
2101201220011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 269213.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 2101201220011 its reverse (1100221021012), we get a palindrome (3201422241023).
The spelling of 2101201220011 in words is "two trillion, one hundred one billion, two hundred one million, two hundred twenty thousand, eleven".
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