Base | Representation |
---|---|
bin | 1001000111010011111101… |
… | …0100010110010000011110 |
3 | 1022111000112010021202111120 |
4 | 2101310333110112100132 |
5 | 2303141430034001342 |
6 | 33151404012431410 |
7 | 2053003125022515 |
oct | 221647724262036 |
9 | 38430463252446 |
10 | 10021221000222 |
11 | 3213a81002633 |
12 | 115a21a778566 |
13 | 578cc679b0a3 |
14 | 26905b64d67c |
15 | 125a1ce96aec |
hex | 91d3f51641e |
10021221000222 has 16 divisors (see below), whose sum is σ = 20043131069712. Its totient is φ = 3340292155200.
The previous prime is 10021221000221. The next prime is 10021221000227. The reversal of 10021221000222 is 22200012212001.
10021221000222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10021221000221) 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, 28522063 + ... + 28871274.
It is an arithmetic number, because the mean of its divisors is an integer number (1252695691857).
Almost surely, 210021221000222 is an apocalyptic number.
10021221000222 is an abundant number, since it is smaller than the sum of its proper divisors (10021910069490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10021221000222 is a wasteful number, since it uses less digits than its factorization.
10021221000222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57422443.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 10021221000222 its reverse (22200012212001), we get a palindrome (32221233212223).
The spelling of 10021221000222 in words is "ten trillion, twenty-one billion, two hundred twenty-one million, two hundred twenty-two", and thus it is an aban number.
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