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213230210201 = 2947347450841
BaseRepresentation
bin1100011010010110000…
…0101100110010011001
3202101101101020222222122
43012211200230302121
511443143413211301
6241542343231025
721256020611261
oct3064540546231
9671341228878
10213230210201
1182480992a18
12353aa448475
13171522c4a18
14a46b2547a1
15582ebeb81b
hex31a582cc99

213230210201 has 16 divisors (see below), whose sum is σ = 225925943040. Its totient is φ = 200915944320.

The previous prime is 213230210177. The next prime is 213230210209. The reversal of 213230210201 is 102012032312.

It is a cyclic number.

It is not a de Polignac number, because 213230210201 - 214 = 213230193817 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 213230210201.

It is not an unprimeable number, because it can be changed into a prime (213230210209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247541 + ... + 698381.

It is an arithmetic number, because the mean of its divisors is an integer number (14120371440).

Almost surely, 2213230210201 is an apocalyptic number.

It is an amenable number.

213230210201 is a deficient number, since it is larger than the sum of its proper divisors (12695732839).

213230210201 is a wasteful number, since it uses less digits than its factorization.

213230210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451264.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 213230210201 its reverse (102012032312), we get a palindrome (315242242513).

The spelling of 213230210201 in words is "two hundred thirteen billion, two hundred thirty million, two hundred ten thousand, two hundred one".

Divisors: 1 29 47 347 1363 10063 16309 450841 472961 13074389 21189527 156441827 614496283 4536812983 7352765869 213230210201