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2012012010211 = 7287430287173
BaseRepresentation
bin11101010001110101010…
…000101101101011100011
321010100100120120012020011
4131101311100231223203
5230431100033311321
64140150000025351
7265235350623010
oct35216520555343
97110316505204
102012012010211
11706320365955
12285b36902257
13117969042718
146d54bd16707
153750c821ae1
hex1d47542dae3

2012012010211 has 4 divisors (see below), whose sum is σ = 2299442297392. Its totient is φ = 1724581723032.

The previous prime is 2012012010209. The next prime is 2012012010263. The reversal of 2012012010211 is 1120102102102.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2012012010211 - 21 = 2012012010209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2012012010191 and 2012012010200.

It is not an unprimeable number, because it can be changed into a prime (2012012019211) 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, 143715143580 + ... + 143715143593.

It is an arithmetic number, because the mean of its divisors is an integer number (574860574348).

Almost surely, 22012012010211 is an apocalyptic number.

2012012010211 is a deficient number, since it is larger than the sum of its proper divisors (287430287181).

2012012010211 is an equidigital number, since it uses as much as digits as its factorization.

2012012010211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287430287180.

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

Adding to 2012012010211 its reverse (1120102102102), we get a palindrome (3132114112313).

The spelling of 2012012010211 in words is "two trillion, twelve billion, twelve million, ten thousand, two hundred eleven".

Divisors: 1 7 287430287173 2012012010211