43212220343005 has 16 divisors (see below), whose sum is σ = 59837837439744. Its totient is φ = 29343554893440.

The previous prime is 43212220342999. The next prime is 43212220343111. The reversal of 43212220343005 is 50034302221234.

It is a de Polignac number, because none of the positive numbers 2^k-43212220343005 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5993369536 + ... + 5993376745.

It is an arithmetic number, because the mean of its divisors is an integer number (3739864839984).

Almost surely, 2^{43212220343005} is an apocalyptic number.

It is an amenable number.

43212220343005 is a deficient number, since it is larger than the sum of its proper divisors (16625617096739).

43212220343005 is a wasteful number, since it uses less digits than its factorization.

43212220343005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11986746396.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 43212220343005 its reverse (50034302221234), we get a palindrome (93246522564239).

The spelling of 43212220343005 in words is "forty-three trillion, two hundred twelve billion, two hundred twenty million, three hundred forty-three thousand, five".