43212503053221 has 8 divisors (see below), whose sum is σ = 60649127092320. Its totient is φ = 27292107191472.

The previous prime is 43212503053201. The next prime is 43212503053229. The reversal of 43212503053221 is 12235030521234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43212503053221 - 2¹⁰ = 43212503052197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43212503053229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379057044270 + ... + 379057044383.

It is an arithmetic number, because the mean of its divisors is an integer number (7581140886540).

Almost surely, 2^{43212503053221} is an apocalyptic number.

It is an amenable number.

43212503053221 is a deficient number, since it is larger than the sum of its proper divisors (17436624039099).

43212503053221 is a wasteful number, since it uses less digits than its factorization.

43212503053221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758114088675.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 43212503053221 its reverse (12235030521234), we get a palindrome (55447533574455).

The spelling of 43212503053221 in words is "forty-three trillion, two hundred twelve billion, five hundred three million, fifty-three thousand, two hundred twenty-one".