100121244441 has 16 divisors (see below), whose sum is σ = 134744653440. Its totient is φ = 66125413760.

The previous prime is 100121244389. The next prime is 100121244521. The reversal of 100121244441 is 144442121001.

It is a cyclic number.

It is not a de Polignac number, because 100121244441 - 2¹⁴ = 100121228057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100121248441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197421 + ... + 489098.

It is an arithmetic number, because the mean of its divisors is an integer number (8421540840).

Almost surely, 2^100121244441 is an apocalyptic number.

It is an amenable number.

100121244441 is a deficient number, since it is larger than the sum of its proper divisors (34623408999).

100121244441 is a wasteful number, since it uses less digits than its factorization.

100121244441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686976.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 100121244441 its reverse (144442121001), we get a palindrome (244563365442).

The spelling of 100121244441 in words is "one hundred billion, one hundred twenty-one million, two hundred forty-four thousand, four hundred forty-one".