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12080888012 = 224370237721
BaseRepresentation
bin10110100000001001…
…11011100011001100
31011011221022200211202
423100010323203030
5144220201404022
65314435205032
7605242565564
oct132004734314
934157280752
1012080888012
11513a389a76
122411a46778
1311a6b4615b
14828675da4
154aa8ec592
hex2d013b8cc

12080888012 has 12 divisors (see below), whose sum is σ = 21633218376. Its totient is φ = 5899968480.

The previous prime is 12080888011. The next prime is 12080888021. The reversal of 12080888012 is 21088808021.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12080888011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35118689 + ... + 35119032.

It is an arithmetic number, because the mean of its divisors is an integer number (1802768198).

Almost surely, 212080888012 is an apocalyptic number.

It is an amenable number.

12080888012 is a deficient number, since it is larger than the sum of its proper divisors (9552330364).

12080888012 is a wasteful number, since it uses less digits than its factorization.

12080888012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70237768 (or 70237766 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 38.

The spelling of 12080888012 in words is "twelve billion, eighty million, eight hundred eighty-eight thousand, twelve".

Divisors: 1 2 4 43 86 172 70237721 140475442 280950884 3020222003 6040444006 12080888012