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212013212299 = 7219311732239
BaseRepresentation
bin1100010101110011111…
…0001110001010001011
3202021020120021002201021
43011130332032022023
511433200340243144
6241221510533311
721213612366400
oct3053476161213
9667216232637
10212013212299
1181a06a27429
123510a967237
1316cba12b715
14a39377c2a7
1557ace54884
hex315cf8e28b

212013212299 has 24 divisors (see below), whose sum is σ = 260443123200. Its totient is φ = 171607297680.

The previous prime is 212013212287. The next prime is 212013212321. The reversal of 212013212299 is 992212310212.

It is not a de Polignac number, because 212013212299 - 27 = 212013212171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212013212219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76579 + ... + 655660.

It is an arithmetic number, because the mean of its divisors is an integer number (10851796800).

Almost surely, 2212013212299 is an apocalyptic number.

212013212299 is a deficient number, since it is larger than the sum of its proper divisors (48429910901).

212013212299 is a wasteful number, since it uses less digits than its factorization.

212013212299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732583 (or 732576 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 212013212299 in words is "two hundred twelve billion, thirteen million, two hundred twelve thousand, two hundred ninety-nine".

Divisors: 1 7 19 49 133 311 931 2177 5909 15239 41363 289541 732239 5125673 13912541 35879711 97387787 227726329 681714509 1594084303 4326800251 11158590121 30287601757 212013212299