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2012020211011 = 2239410995873
BaseRepresentation
bin11101010001110101101…
…111111111110101000011
321010100101010222211121111
4131101311233333311003
5230431104133223021
64140150451504151
7265235510420026
oct35216557776503
97110333884544
102012020211011
11706324a57278
12285b395b8057
1311796a954375
146d54d04d1bd
153750d3e18e1
hex1d475bffd43

2012020211011 has 8 divisors (see below), whose sum is σ = 2021085279360. Its totient is φ = 2002955523072.

The previous prime is 2012020210997. The next prime is 2012020211041. The reversal of 2012020211011 is 1101120202102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2012020211011 - 225 = 2011986656579 is a prime.

It is a super-3 number, since 3×20120202110113 (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2012020210982 and 2012020211000.

It is not an unprimeable number, because it can be changed into a prime (2012020211041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20938371 + ... + 21034243.

It is an arithmetic number, because the mean of its divisors is an integer number (252635659920).

Almost surely, 22012020211011 is an apocalyptic number.

2012020211011 is a deficient number, since it is larger than the sum of its proper divisors (9065068349).

2012020211011 is an equidigital number, since it uses as much as digits as its factorization.

2012020211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190205.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2012020211011 its reverse (1101120202102), we get a palindrome (3113140413113).

The spelling of 2012020211011 in words is "two trillion, twelve billion, twenty million, two hundred eleven thousand, eleven".

Divisors: 1 223 94109 95873 20986307 21379679 9022512157 2012020211011