100435201044 has 48 divisors (see below), whose sum is σ = 236908041216. Its totient is φ = 33114463200.

The previous prime is 100435201043. The next prime is 100435201063. The reversal of 100435201044 is 440102534001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100435201043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378549 + ... + 586659.

It is an arithmetic number, because the mean of its divisors is an integer number (4935584192).

Almost surely, 2^100435201044 is an apocalyptic number.

It is an amenable number.

100435201044 is an abundant number, since it is smaller than the sum of its proper divisors (136472840172).

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

100435201044 is a wasteful number, since it uses less digits than its factorization.

100435201044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208556 (or 208554 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 100435201044 its reverse (440102534001), we get a palindrome (540537735045).

The spelling of 100435201044 in words is "one hundred billion, four hundred thirty-five million, two hundred one thousand, forty-four".