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212030013201 = 319127163179693
BaseRepresentation
bin1100010101110111111…
…0010011111100010001
3202021021201212200012220
43011131332103330101
511433214140410301
6241223311011253
721214205242536
oct3053576237421
9667251780186
10212030013201
1181a15462176
1235114509b29
1316cc0761996
14a395ab2d8d
1557ae672936
hex315df93f11

212030013201 has 32 divisors (see below), whose sum is σ = 301770915840. Its totient is φ = 132043431744.

The previous prime is 212030013199. The next prime is 212030013233. The reversal of 212030013201 is 102310030212.

It is not a de Polignac number, because 212030013201 - 21 = 212030013199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212030013271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1090111 + ... + 1269803.

It is an arithmetic number, because the mean of its divisors is an integer number (9430341120).

Almost surely, 2212030013201 is an apocalyptic number.

It is an amenable number.

212030013201 is a deficient number, since it is larger than the sum of its proper divisors (89740902639).

212030013201 is a wasteful number, since it uses less digits than its factorization.

212030013201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180005.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 212030013201 its reverse (102310030212), we get a palindrome (314340043413).

The spelling of 212030013201 in words is "two hundred twelve billion, thirty million, thirteen thousand, two hundred one".

Divisors: 1 3 19 57 127 163 381 489 2413 3097 7239 9291 20701 62103 179693 393319 539079 1179957 3414167 10242501 22821011 29289959 68463033 87869877 433599209 556509221 1300797627 1669527663 3719824793 11159474379 70676671067 212030013201