43100420100 has 72 divisors (see below), whose sum is σ = 124807407648. Its totient is φ = 11483904000.

The previous prime is 43100420089. The next prime is 43100420101. The reversal of 43100420100 is 102400134.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 43100420100.

It is not an unprimeable number, because it can be changed into a prime (43100420101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306075 + ... + 424125.

Almost surely, 2^43100420100 is an apocalyptic number.

It is an amenable number.

43100420100 is an abundant number, since it is smaller than the sum of its proper divisors (81706987548).

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

43100420100 is a wasteful number, since it uses less digits than its factorization.

43100420100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119285 (or 119278 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 43100420100 its reverse (102400134), we get a palindrome (43202820234).

The spelling of 43100420100 in words is "forty-three billion, one hundred million, four hundred twenty thousand, one hundred".