100450245321 has 6 divisors (see below), whose sum is σ = 145094798810. Its totient is φ = 66966830208.

The previous prime is 100450245307. The next prime is 100450245349. The reversal of 100450245321 is 123542054001.

100450245321 is a `hidden beast` number, since 100 + 4 + 5 + 0 + 24 + 532 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 91923569721 + 8526675600 = 303189^2 + 92340^2 .

It is not a de Polignac number, because 100450245321 - 2⁷ = 100450245193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100450245421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5580569176 + ... + 5580569193.

Almost surely, 2^100450245321 is an apocalyptic number.

It is an amenable number.

100450245321 is a deficient number, since it is larger than the sum of its proper divisors (44644553489).

100450245321 is a wasteful number, since it uses less digits than its factorization.

100450245321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11161138375 (or 11161138372 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 100450245321 its reverse (123542054001), we get a palindrome (223992299322).

The spelling of 100450245321 in words is "one hundred billion, four hundred fifty million, two hundred forty-five thousand, three hundred twenty-one".