Base | Representation |
---|---|
bin | 1100010110001000110… |
… | …1000111001111100010 |
3 | 202021110200110021211110 |
4 | 3011202031013033202 |
5 | 11433340324032320 |
6 | 241234324324150 |
7 | 21216026525556 |
oct | 3054215071742 |
9 | 667420407743 |
10 | 212101002210 |
11 | 81a51539279 |
12 | 35134243656 |
13 | 17002388706 |
14 | a3a12b1866 |
15 | 57b59e65e0 |
hex | 31623473e2 |
212101002210 has 64 divisors (see below), whose sum is σ = 517790859264. Its totient is φ = 55589664000.
The previous prime is 212101002209. The next prime is 212101002229. The reversal of 212101002210 is 12200101212.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2336287 + ... + 2425373.
It is an arithmetic number, because the mean of its divisors is an integer number (8090482176).
Almost surely, 2212101002210 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212101002210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258895429632).
212101002210 is an abundant number, since it is smaller than the sum of its proper divisors (305689857054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212101002210 is a wasteful number, since it uses less digits than its factorization.
212101002210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90459.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 212101002210 its reverse (12200101212), we get a palindrome (224301103422).
It can be divided in two parts, 212101002 and 210, that added together give a palindrome (212101212).
The spelling of 212101002210 in words is "two hundred twelve billion, one hundred one million, two thousand, two hundred ten".
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