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2012525451211 = 111925771373649
BaseRepresentation
bin11101010010010011110…
…111010101011111001011
321010101200100200200212111
4131102103313111133023
5230433123003414321
64140312540523151
7265254154040362
oct35222367253713
97111610620774
102012525451211
11706564172760
1228605a8504b7
13117a1b522672
146d59a1aa7d9
153753c9425e1
hex1d493dd57cb

2012525451211 has 16 divisors (see below), whose sum is σ = 2311129872000. Its totient is φ = 1733203612800.

The previous prime is 2012525451203. The next prime is 2012525451217. The reversal of 2012525451211 is 1121545252102.

It is not a de Polignac number, because 2012525451211 - 23 = 2012525451203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012525451217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5199315 + ... + 5572963.

It is an arithmetic number, because the mean of its divisors is an integer number (144445617000).

Almost surely, 22012525451211 is an apocalyptic number.

2012525451211 is a deficient number, since it is larger than the sum of its proper divisors (298604420789).

2012525451211 is a wasteful number, since it uses less digits than its factorization.

2012525451211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399450.

The product of its (nonzero) digits is 8000, while the sum is 31.

The spelling of 2012525451211 in words is "two trillion, twelve billion, five hundred twenty-five million, four hundred fifty-one thousand, two hundred eleven".

Divisors: 1 11 19 209 25771 283481 373649 489649 4110139 5386139 7099331 78092641 9629308379 105922392169 182956859201 2012525451211