43441212100 has 144 divisors (see below), whose sum is σ = 112403180736. Its totient is φ = 14363712000.

The previous prime is 43441212071. The next prime is 43441212103. The reversal of 43441212100 is 121214434.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (43441212103) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 935430 + ... + 980770.

It is an arithmetic number, because the mean of its divisors is an integer number (780577644).

Almost surely, 2^43441212100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43441212100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56201590368).

43441212100 is an abundant number, since it is smaller than the sum of its proper divisors (68961968636).

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

43441212100 is a wasteful number, since it uses less digits than its factorization.

43441212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45446 (or 45439 counting only the distinct ones).

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

Adding to 43441212100 its reverse (121214434), we get a palindrome (43562426534).

The spelling of 43441212100 in words is "forty-three billion, four hundred forty-one million, two hundred twelve thousand, one hundred".