43421314100 has 18 divisors (see below), whose sum is σ = 94224251814. Its totient is φ = 17368525600.

The previous prime is 43421314051. The next prime is 43421314199. The reversal of 43421314100 is 141312434.

It can be written as a sum of positive squares in 3 ways, for example, as 404894884 + 43016419216 = 20122^2 + 207404^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 217106471 + ... + 217106670.

Almost surely, 2^43421314100 is an apocalyptic number.

It is an amenable number.

43421314100 is an abundant number, since it is smaller than the sum of its proper divisors (50802937714).

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

43421314100 is a wasteful number, since it uses less digits than its factorization.

43421314100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434213155 (or 434213148 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 43421314100 its reverse (141312434), we get a palindrome (43562626534).

The spelling of 43421314100 in words is "forty-three billion, four hundred twenty-one million, three hundred fourteen thousand, one hundred".