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2012010043013 = 4049949680487
BaseRepresentation
bin11101010001110101001…
…001001101011010000101
321010100100102212020201222
4131101311021031122011
5230431044032334023
64140145445530125
7265235325120515
oct35216511153205
97110312766658
102012010043013
1170631a241973
12285b36113945
131179688041b9
146d54b963845
153750c583cc8
hex1d47524d685

2012010043013 has 4 divisors (see below), whose sum is σ = 2012059764000. Its totient is φ = 2011960322028.

The previous prime is 2012010042989. The next prime is 2012010043027. The reversal of 2012010043013 is 3103400102102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2012010043013 - 210 = 2012010041989 is a prime.

It is a super-2 number, since 2×20120100430132 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2012010042982 and 2012010043000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012010043033) 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, 24799745 + ... + 24880742.

It is an arithmetic number, because the mean of its divisors is an integer number (503014941000).

Almost surely, 22012010043013 is an apocalyptic number.

It is an amenable number.

2012010043013 is a deficient number, since it is larger than the sum of its proper divisors (49720987).

2012010043013 is an equidigital number, since it uses as much as digits as its factorization.

2012010043013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49720986.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2012010043013 its reverse (3103400102102), we get a palindrome (5115410145115).

The spelling of 2012010043013 in words is "two trillion, twelve billion, ten million, forty-three thousand, thirteen".

Divisors: 1 40499 49680487 2012010043013