Base | Representation |
---|---|
bin | 1001000111010011111101… |
… | …0100010110101111100011 |
3 | 1022111000112010021212020020 |
4 | 2101310333110112233203 |
5 | 2303141430034032321 |
6 | 33151404012444523 |
7 | 2053003125031356 |
oct | 221647724265743 |
9 | 38430463255206 |
10 | 10021221002211 |
11 | 3213a81004081 |
12 | 115a21a779743 |
13 | 578cc679bc73 |
14 | 26905b65029d |
15 | 125a1ce974c6 |
hex | 91d3f516be3 |
10021221002211 has 4 divisors (see below), whose sum is σ = 13361628002952. Its totient is φ = 6680814001472.
The previous prime is 10021221002209. The next prime is 10021221002237. The reversal of 10021221002211 is 11220012212001.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 10021221002211 - 21 = 10021221002209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10021221002201) 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, 1670203500366 + ... + 1670203500371.
It is an arithmetic number, because the mean of its divisors is an integer number (3340407000738).
Almost surely, 210021221002211 is an apocalyptic number.
10021221002211 is a deficient number, since it is larger than the sum of its proper divisors (3340407000741).
10021221002211 is an equidigital number, since it uses as much as digits as its factorization.
10021221002211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3340407000740.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 10021221002211 its reverse (11220012212001), we get a palindrome (21241233214212).
The spelling of 10021221002211 in words is "ten trillion, twenty-one billion, two hundred twenty-one million, two thousand, two hundred eleven".
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