100331044441 has 2 divisors, whose sum is σ = 100331044442. Its totient is φ = 100331044440.

The previous prime is 100331044439. The next prime is 100331044447. The reversal of 100331044441 is 144440133001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94128694416 + 6202350025 = 306804^2 + 78755^2 .

It is an emirp because it is prime and its reverse (144440133001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100331044441 - 2¹ = 100331044439 is a prime.

Together with 100331044439, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100331044447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50165522220 + 50165522221.

It is an arithmetic number, because the mean of its divisors is an integer number (50165522221).

Almost surely, 2^100331044441 is an apocalyptic number.

It is an amenable number.

100331044441 is a deficient number, since it is larger than the sum of its proper divisors (1).

100331044441 is an equidigital number, since it uses as much as digits as its factorization.

100331044441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 100331044441 its reverse (144440133001), we get a palindrome (244771177442).

The spelling of 100331044441 in words is "one hundred billion, three hundred thirty-one million, forty-four thousand, four hundred forty-one".