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12010102020102 = 2389103218357551
BaseRepresentation
bin1010111011000101000111…
…0111010101100000000110
31120112011011122210220012010
42232301101313111200012
53033233142104120402
641313210435235050
72346462344532114
oct256612167254006
946464148726163
1012010102020102
11391050154004a
12141b77aa48a86
1369171757a184
142d74134daab4
1515c624c31a6c
hexaec51dd5806

12010102020102 has 32 divisors (see below), whose sum is σ = 24525920240640. Its totient is φ = 3919954737600.

The previous prime is 12010102020073. The next prime is 12010102020223. The reversal of 12010102020102 is 20102020101021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109123774 + ... + 109233777.

It is an arithmetic number, because the mean of its divisors is an integer number (766435007520).

Almost surely, 212010102020102 is an apocalyptic number.

12010102020102 is an abundant number, since it is smaller than the sum of its proper divisors (12515818220538).

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

12010102020102 is a wasteful number, since it uses less digits than its factorization.

12010102020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218357748.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12010102020102 its reverse (20102020101021), we get a palindrome (32112122121123).

The spelling of 12010102020102 in words is "twelve trillion, ten billion, one hundred two million, twenty thousand, one hundred two".

Divisors: 1 2 3 6 89 103 178 206 267 309 534 618 9167 18334 27501 55002 218357551 436715102 655072653 1310145306 19433822039 22490827753 38867644078 44981655506 58301466117 67472483259 116602932234 134944966518 2001683670017 4003367340034 6005051010051 12010102020102