2012143243311 has 48 divisors (see below), whose sum is σ = 2991384396000. Its totient is φ = 1302542346240.

The previous prime is 2012143243309. The next prime is 2012143243337. The reversal of 2012143243311 is 1133423412102.

2012143243311 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 1 + 4 + 324 + 331 + 1 = 666.

It is not a de Polignac number, because 2012143243311 - 2¹ = 2012143243309 is a prime.

It is a super-2 number, since 2×2012143243311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012143243511) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68666215 + ... + 68695511.

It is an arithmetic number, because the mean of its divisors is an integer number (62320508250).

Almost surely, 2^{2012143243311} is an apocalyptic number.

2012143243311 is a deficient number, since it is larger than the sum of its proper divisors (979241152689).

2012143243311 is a wasteful number, since it uses less digits than its factorization.

2012143243311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30216 (or 30213 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 2012143243311 its reverse (1133423412102), we get a palindrome (3145566655413).

The spelling of 2012143243311 in words is "two trillion, twelve billion, one hundred forty-three million, two hundred forty-three thousand, three hundred eleven".