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212222020212002 = 21931317568310777
BaseRepresentation
bin110000010000001111001010…
…001000001101010100100010
31000211102020010110220111222202
4300100033022020031110202
5210304021144133241002
62031205241123133202
762462351333104043
oct6020171210152442
91024366113814882
10212222020212002
116169094287a569
121b976071214202
1391555b2078678
143a5985a0068ca
1519805ad706502
hexc103ca20d522

212222020212002 has 32 divisors (see below), whose sum is σ = 346987828615680. Its totient is φ = 96976550816640.

The previous prime is 212222020211921. The next prime is 212222020212029. The reversal of 212222020212002 is 200212020222212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283781963 + ... + 284528814.

It is an arithmetic number, because the mean of its divisors is an integer number (10843369644240).

Almost surely, 2212222020212002 is an apocalyptic number.

212222020212002 is a deficient number, since it is larger than the sum of its proper divisors (134765808403678).

212222020212002 is a wasteful number, since it uses less digits than its factorization.

212222020212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568311146.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 212222020212002 its reverse (200212020222212), we get a palindrome (412434040434214).

The spelling of 212222020212002 in words is "two hundred twelve trillion, two hundred twenty-two billion, twenty million, two hundred twelve thousand, two".

Divisors: 1 2 19 31 38 62 317 589 634 1178 6023 9827 12046 19654 186713 373426 568310777 1136621554 10797904763 17617634087 21595809526 35235268174 180154516309 334735047653 360309032618 669470095306 3422935809871 5584790005579 6845871619742 11169580011158 106111010106001 212222020212002