43211421332 has 12 divisors (see below), whose sum is σ = 76469650740. Its totient is φ = 21362949696.

The previous prime is 43211421271. The next prime is 43211421371. The reversal of 43211421332 is 23312411234.

It can be written as a sum of positive squares in 2 ways, for example, as 10256828176 + 32954593156 = 101276^2 + 181534^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60689843 + ... + 60690554.

It is an arithmetic number, because the mean of its divisors is an integer number (6372470895).

Almost surely, 2^43211421332 is an apocalyptic number.

It is an amenable number.

43211421332 is a deficient number, since it is larger than the sum of its proper divisors (33258229408).

43211421332 is a wasteful number, since it uses less digits than its factorization.

43211421332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121380490 (or 121380488 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

Adding to 43211421332 its reverse (23312411234), we get a palindrome (66523832566).

The spelling of 43211421332 in words is "forty-three billion, two hundred eleven million, four hundred twenty-one thousand, three hundred thirty-two".