43221211212234 has 16 divisors (see below), whose sum is σ = 94300824463200. Its totient is φ = 13097336730960.

The previous prime is 43221211212217. The next prime is 43221211212239.

43221211212234 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (43221211212239) 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, 327433418209 + ... + 327433418340.

It is an arithmetic number, because the mean of its divisors is an integer number (5893801528950).

Almost surely, 2^{43221211212234} is an apocalyptic number.

43221211212234 is an abundant number, since it is smaller than the sum of its proper divisors (51079613250966).

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

43221211212234 is a wasteful number, since it uses less digits than its factorization.

43221211212234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654866836565.

The product of its digits is 9216, while the sum is 30.

It can be divided in two parts, 4322121 and 1212234, that added together give a palindrome (5534355).

The spelling of 43221211212234 in words is "forty-three trillion, two hundred twenty-one billion, two hundred eleven million, two hundred twelve thousand, two hundred thirty-four".