Base | Representation |
---|---|
bin | 10011000010011101… |
… | …00001100110110101 |
3 | 222101022212022111100 |
4 | 21201032201212311 |
5 | 131413102212323 |
6 | 4410122200313 |
7 | 511201122165 |
oct | 114116414665 |
9 | 28338768440 |
10 | 10221132213 |
11 | 4375620a06 |
12 | 1b93053099 |
13 | c6b763336 |
14 | 6cd6865a5 |
15 | 3ec4dd943 |
hex | 2613a19b5 |
10221132213 has 12 divisors (see below), whose sum is σ = 15540903040. Its totient is φ = 6455451816.
The previous prime is 10221132169. The next prime is 10221132223. The reversal of 10221132213 is 31223112201.
It is not a de Polignac number, because 10221132213 - 26 = 10221132149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10221132223) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29886181 + ... + 29886522.
Almost surely, 210221132213 is an apocalyptic number.
It is an amenable number.
10221132213 is a deficient number, since it is larger than the sum of its proper divisors (5319770827).
10221132213 is a wasteful number, since it uses less digits than its factorization.
10221132213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59772728 (or 59772725 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 10221132213 its reverse (31223112201), we get a palindrome (41444244414).
The spelling of 10221132213 in words is "ten billion, two hundred twenty-one million, one hundred thirty-two thousand, two hundred thirteen".
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