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212010021001210 = 25308915319448031
BaseRepresentation
bin110000001101001001101101…
…111111011001011111111010
31000210122221220212222202201211
4300031021231333121133322
5210242033010334014320
62030524020432233334
762441134650411145
oct6015115577313772
91023587825882654
10212010021001210
1161609a43846733
121b940b6709b84a
13913b5c7b0cc83
143a4d4a847105c
151979d01b1a55a
hexc0d26dfd97fa

212010021001210 has 32 divisors (see below), whose sum is σ = 381767350348800. Its totient is φ = 84770831566080.

The previous prime is 212010021001193. The next prime is 212010021001231. The reversal of 212010021001210 is 12100120010212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472979895 + ... + 473427925.

It is an arithmetic number, because the mean of its divisors is an integer number (11930229698400).

Almost surely, 2212010021001210 is an apocalyptic number.

212010021001210 is a deficient number, since it is larger than the sum of its proper divisors (169757329347590).

212010021001210 is a wasteful number, since it uses less digits than its factorization.

212010021001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466446.

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

Adding to 212010021001210 its reverse (12100120010212), we get a palindrome (224110141011422).

The spelling of 212010021001210 in words is "two hundred twelve trillion, ten billion, twenty-one million, one thousand, two hundred ten".

Divisors: 1 2 5 10 3089 6178 15319 15445 30638 30890 76595 153190 448031 896062 2240155 4480310 47320391 94640782 236601955 473203910 1383967759 2767935518 6863386889 6919838795 13726773778 13839677590 34316934445 68633868890 21201002100121 42402004200242 106005010500605 212010021001210