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20020220012202 = 2322918677804369
BaseRepresentation
bin1001000110101010100100…
…00110100010011010101010
32121212220200112222112220120
410203111102012202122222
510111002402310342302
6110325055003104110
74134261500212524
oct443252206423252
977786615875816
1020020220012202
1164195892a8523
1222b4077212036
13b22b8b4317b7
144d2dab854a14
1524ab8a0b09bc
hex1235521a26aa

20020220012202 has 32 divisors (see below), whose sum is σ = 40236834321600. Its totient is φ = 6640705513728.

The previous prime is 20020220012081. The next prime is 20020220012251. The reversal of 20020220012202 is 20221002202002.

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, 1336927 + ... + 6467442.

It is an arithmetic number, because the mean of its divisors is an integer number (1257401072550).

Almost surely, 220020220012202 is an apocalyptic number.

20020220012202 is an abundant number, since it is smaller than the sum of its proper divisors (20216614309398).

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

20020220012202 is a wasteful number, since it uses less digits than its factorization.

20020220012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7806470.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20020220012202 its reverse (20221002202002), we get a palindrome (40241222214204).

The spelling of 20020220012202 in words is "twenty trillion, twenty billion, two hundred twenty million, twelve thousand, two hundred two".

Divisors: 1 2 3 6 229 458 687 1374 1867 3734 5601 11202 427543 855086 1282629 2565258 7804369 15608738 23413107 46826214 1787200501 3574401002 5361601503 10723203006 14570756923 29141513846 43712270769 87424541538 3336703335367 6673406670734 10010110006101 20020220012202