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23210202213 = 3311241241719
BaseRepresentation
bin10101100111011011…
…111001010001100101
32012220120002102211000
4111213123321101211
5340013302432323
614355043103513
71451112315012
oct254733712145
965816072730
1023210202213
119930610500
1245b9071b99
13225b7a9083
1411a27a8709
1590c9d1e43
hex5676f9465

23210202213 has 96 divisors (see below), whose sum is σ = 38932185600. Its totient is φ = 13647744000.

The previous prime is 23210202203. The next prime is 23210202227. The reversal of 23210202213 is 31220201232.

It is not a de Polignac number, because 23210202213 - 214 = 23210185829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23210202203) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 32280868 + ... + 32281586.

It is an arithmetic number, because the mean of its divisors is an integer number (405543600).

Almost surely, 223210202213 is an apocalyptic number.

It is an amenable number.

23210202213 is a deficient number, since it is larger than the sum of its proper divisors (15721983387).

23210202213 is a wasteful number, since it uses less digits than its factorization.

23210202213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032 (or 1015 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 23210202213 its reverse (31220201232), we get a palindrome (54430403445).

The spelling of 23210202213 in words is "twenty-three billion, two hundred ten million, two hundred two thousand, two hundred thirteen".

Divisors: 1 3 9 11 27 33 41 99 121 123 241 297 363 369 451 719 723 1089 1107 1353 2157 2169 2651 3267 4059 4961 6471 6507 7909 7953 9881 12177 14883 19413 23727 23859 29161 29479 29643 44649 71181 71577 86999 87483 88437 88929 108691 133947 173279 213543 260997 262449 265311 266787 324269 326073 519837 782991 787347 795933 972807 978219 1195601 1559511 1906069 2348973 2918421 2934657 3566959 3586803 4678533 5718207 7104439 8755263 10700877 10760409 17154621 20966759 21313317 32102631 32281227 51463863 62900277 63939951 78148829 96307893 188700831 191819853 234446487 566102493 703339461 859637119 2110018383 2578911357 7736734071 23210202213