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212012211010 = 25179091137183
BaseRepresentation
bin1100010101110011101…
…0011001101101000010
3202021020111101020012111
43011130322121231002
511433200111223020
6241221433245534
721213601026235
oct3053472315502
9667214336174
10212012211010
1181a06403116
123510a5638aa
1316cb9b6aa42
14a39359b41c
1557acd07d5a
hex315ce99b42

212012211010 has 32 divisors (see below), whose sum is σ = 404117724672. Its totient is φ = 79807000320.

The previous prime is 212012210989. The next prime is 212012211067. The reversal of 212012211010 is 10112210212.

212012211010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1476879 + ... + 1614061.

It is an arithmetic number, because the mean of its divisors is an integer number (12628678896).

Almost surely, 2212012211010 is an apocalyptic number.

212012211010 is a deficient number, since it is larger than the sum of its proper divisors (192105513662).

212012211010 is a wasteful number, since it uses less digits than its factorization.

212012211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146298.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212012211010 its reverse (10112210212), we get a palindrome (222124421222).

The spelling of 212012211010 in words is "two hundred twelve billion, twelve million, two hundred eleven thousand, ten".

Divisors: 1 2 5 10 17 34 85 170 9091 18182 45455 90910 137183 154547 274366 309094 685915 772735 1371830 1545470 2332111 4664222 11660555 23321110 1247130653 2494261306 6235653265 12471306530 21201221101 42402442202 106006105505 212012211010