43212144011112 has 48 divisors (see below), whose sum is σ = 117039050446500. Its totient is φ = 14403289798656.

The previous prime is 43212144011107. The next prime is 43212144011129. The reversal of 43212144011112 is 21111044121234.

43212144011112 is a `hidden beast` number, since 4 + 3 + 21 + 214 + 401 + 11 + 12 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 42171854168196 + 1040289842916 = 6493986^2 + 1019946^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14417787 + ... + 17155082.

Almost surely, 2^{43212144011112} is an apocalyptic number.

It is an amenable number.

43212144011112 is an abundant number, since it is smaller than the sum of its proper divisors (73826906435388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43212144011112 is a wasteful number, since it uses less digits than its factorization.

43212144011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31591890 (or 31591883 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

Adding to 43212144011112 its reverse (21111044121234), we get a palindrome (64323188132346).

The spelling of 43212144011112 in words is "forty-three trillion, two hundred twelve billion, one hundred forty-four million, eleven thousand, one hundred twelve".