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102212002212 = 22363443134257
BaseRepresentation
bin101111100110001001…
…1110110000110100100
3100202211022220200211120
41133030103312012210
53133312233032322
6114542221533540
710245623453355
oct1371423660644
9322738820746
10102212002212
113a391013101
12179867142b0
13983bb840a8
144d38b43d2c
1529d3527a5c
hex17cc4f61a4

102212002212 has 24 divisors (see below), whose sum is σ = 238500207456. Its totient is φ = 34069876608.

The previous prime is 102212002169. The next prime is 102212002259. The reversal of 102212002212 is 212200212201.

It is a junction number, because it is equal to n+sod(n) for n = 102212002191 and 102212002200.

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 7 ways as a sum of consecutive naturals, for example, 694188 + ... + 828444.

It is an arithmetic number, because the mean of its divisors is an integer number (9937508644).

Almost surely, 2102212002212 is an apocalyptic number.

102212002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102212002212 is an abundant number, since it is smaller than the sum of its proper divisors (136288205244).

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

102212002212 is a wasteful number, since it uses less digits than its factorization.

102212002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197707 (or 197705 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102212002212 its reverse (212200212201), we get a palindrome (314412214413).

The spelling of 102212002212 in words is "one hundred two billion, two hundred twelve million, two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 63443 126886 134257 190329 253772 268514 380658 402771 537028 761316 805542 1611084 8517666851 17035333702 25553000553 34070667404 51106001106 102212002212