Base | Representation |
---|---|
bin | 1001010010010111110000… |
… | …1001110111000010010101 |
3 | 1100011011221111100021111022 |
4 | 2110211330021313002111 |
5 | 2314300034334101401 |
6 | 33414545251250525 |
7 | 2102510361534143 |
oct | 224457411670225 |
9 | 40134844307438 |
10 | 10211220222101 |
11 | 3287610678148 |
12 | 118b004ba9a45 |
13 | 590bb5bb9872 |
14 | 274323448593 |
15 | 12a93d45771b |
hex | 9497c277095 |
10211220222101 has 4 divisors (see below), whose sum is σ = 10211407855212. Its totient is φ = 10211032588992.
The previous prime is 10211220222067. The next prime is 10211220222113. The reversal of 10211220222101 is 10122202211201.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 6101883099601 + 4109337122500 = 2470199^2 + 2027150^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10211220222101 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 10211220222101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10211220222601) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93734900 + ... + 93843773.
It is an arithmetic number, because the mean of its divisors is an integer number (2552851963803).
Almost surely, 210211220222101 is an apocalyptic number.
It is an amenable number.
10211220222101 is a deficient number, since it is larger than the sum of its proper divisors (187633111).
10211220222101 is an equidigital number, since it uses as much as digits as its factorization.
10211220222101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 187633110.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 10211220222101 its reverse (10122202211201), we get a palindrome (20333422433302).
The spelling of 10211220222101 in words is "ten trillion, two hundred eleven billion, two hundred twenty million, two hundred twenty-two thousand, one hundred one".
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