43142421100 has 18 divisors (see below), whose sum is σ = 93619054004. Its totient is φ = 17256968400.

The previous prime is 43142421089. The next prime is 43142421121. The reversal of 43142421100 is 112424134.

It is a happy number.

43142421100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43142421100² (a number of 22 digits) contains 22 as substring.

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, 215712006 + ... + 215712205.

Almost surely, 2^43142421100 is an apocalyptic number.

It is an amenable number.

43142421100 is an abundant number, since it is smaller than the sum of its proper divisors (50476632904).

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

43142421100 is a wasteful number, since it uses less digits than its factorization.

43142421100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431424225 (or 431424218 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 43142421100 its reverse (112424134), we get a palindrome (43254845234).

The spelling of 43142421100 in words is "forty-three billion, one hundred forty-two million, four hundred twenty-one thousand, one hundred".