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20200212212110 = 2571013977196909
BaseRepresentation
bin1001001011111001110100…
…11110010010100110001110
32122112010021112001200102221
410211330322132102212032
510121430013311241420
6110543503244405554
74153263042525040
oct445747236224616
978463245050387
1020200212212110
1164889531a2347
122322b2a2468ba
13b36b445748b8
144db9a45bda90
152506c1c77caa
hex125f3a79298e

20200212212110 has 64 divisors (see below), whose sum is σ = 42071869203840. Its totient is φ = 6839941363200.

The previous prime is 20200212212101. The next prime is 20200212212123. The reversal of 20200212212110 is 1121221200202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 791665 + ... + 6405244.

It is an arithmetic number, because the mean of its divisors is an integer number (657372956310).

Almost surely, 220200212212110 is an apocalyptic number.

20200212212110 is an abundant number, since it is smaller than the sum of its proper divisors (21871656991730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20200212212110 is a wasteful number, since it uses less digits than its factorization.

20200212212110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7197421.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20200212212110 its reverse (1121221200202), we get a palindrome (21321433412312).

The spelling of 20200212212110 in words is "twenty trillion, two hundred billion, two hundred twelve million, two hundred twelve thousand, one hundred ten".

Divisors: 1 2 5 7 10 14 35 70 101 202 397 505 707 794 1010 1414 1985 2779 3535 3970 5558 7070 13895 27790 40097 80194 200485 280679 400970 561358 1403395 2806790 7196909 14393818 35984545 50378363 71969090 100756726 251891815 503783630 726887809 1453775618 2857172873 3634439045 5088214663 5714345746 7268878090 10176429326 14285864365 20000210111 25441073315 28571728730 40000420222 50882146630 100001050555 200002101110 288574460173 577148920346 1442872300865 2020021221211 2885744601730 4040042442422 10100106106055 20200212212110